Merge 8.7

13 files changed, 261 insertions, 418 deletions

diff --git a/library/tzdata/America/Bogota b/library/tzdata/America/Bogota
index 8ca39ba..ae7b53e 100644
--- a/library/tzdata/America/Bogota
+++ b/library/tzdata/America/Bogota
@@ -5,5 +5,5 @@ set TZData(:America/Bogota) {
     {-2707671824 -17776 0 BMT}
     {-1739041424 -18000 0 -05}
     {704869200 -14400 1 -05}
-    {733896000 -18000 0 -05}
+    {729057600 -18000 0 -05}
 }
diff --git a/library/tzdata/America/Cambridge_Bay b/library/tzdata/America/Cambridge_Bay
index 3115ee1..584ed83 100644
--- a/library/tzdata/America/Cambridge_Bay
+++ b/library/tzdata/America/Cambridge_Bay
@@ -6,8 +6,22 @@ set TZData(:America/Cambridge_Bay) {
     {-880210800 -21600 1 MWT}
     {-769395600 -21600 1 MPT}
     {-765388800 -25200 0 MST}
-    {-147891600 -18000 1 MDDT}
-    {-131562000 -25200 0 MST}
+    {73472400 -21600 1 MDT}
+    {89193600 -25200 0 MST}
+    {104922000 -21600 1 MDT}
+    {120643200 -25200 0 MST}
+    {136371600 -21600 1 MDT}
+    {152092800 -25200 0 MST}
+    {167821200 -21600 1 MDT}
+    {183542400 -25200 0 MST}
+    {199270800 -21600 1 MDT}
+    {215596800 -25200 0 MST}
+    {230720400 -21600 1 MDT}
+    {247046400 -25200 0 MST}
+    {262774800 -21600 1 MDT}
+    {278496000 -25200 0 MST}
+    {294224400 -21600 1 MDT}
+    {309945600 -25200 0 MST}
     {325674000 -21600 1 MDT}
     {341395200 -25200 0 MST}
     {357123600 -21600 1 MDT}
diff --git a/library/tzdata/America/Dawson b/library/tzdata/America/Dawson
index c8e3f26..62b0654 100644
--- a/library/tzdata/America/Dawson
+++ b/library/tzdata/America/Dawson
@@ -10,8 +10,10 @@ set TZData(:America/Dawson) {
     {-880203600 -28800 1 YWT}
     {-769395600 -28800 1 YPT}
     {-765381600 -32400 0 YST}
+    {-157734000 -32400 0 YST}
     {-147884400 -25200 1 YDDT}
     {-131554800 -32400 0 YST}
+    {120646800 -28800 0 PST}
     {315561600 -28800 0 PST}
     {325677600 -25200 1 PDT}
     {341398800 -28800 0 PST}
diff --git a/library/tzdata/America/Inuvik b/library/tzdata/America/Inuvik
index 08f0fd6..84231f8 100644
--- a/library/tzdata/America/Inuvik
+++ b/library/tzdata/America/Inuvik
@@ -3,8 +3,22 @@
 set TZData(:America/Inuvik) {
     {-9223372036854775808 0 0 -00}
     {-536457600 -28800 0 PST}
-    {-147888000 -21600 1 PDDT}
-    {-131558400 -28800 0 PST}
+    {73476000 -25200 1 PDT}
+    {89197200 -28800 0 PST}
+    {104925600 -25200 1 PDT}
+    {120646800 -28800 0 PST}
+    {136375200 -25200 1 PDT}
+    {152096400 -28800 0 PST}
+    {167824800 -25200 1 PDT}
+    {183546000 -28800 0 PST}
+    {199274400 -25200 1 PDT}
+    {215600400 -28800 0 PST}
+    {230724000 -25200 1 PDT}
+    {247050000 -28800 0 PST}
+    {262778400 -25200 1 PDT}
+    {278499600 -28800 0 PST}
+    {294228000 -21600 0 MDT}
+    {309945600 -25200 0 MST}
     {315558000 -25200 0 MST}
     {325674000 -21600 1 MDT}
     {341395200 -25200 0 MST}
diff --git a/library/tzdata/America/Iqaluit b/library/tzdata/America/Iqaluit
index ff82866..413a548 100644
--- a/library/tzdata/America/Iqaluit
+++ b/library/tzdata/America/Iqaluit
@@ -5,8 +5,22 @@ set TZData(:America/Iqaluit) {
     {-865296000 -14400 0 EWT}
     {-769395600 -14400 1 EPT}
     {-765396000 -18000 0 EST}
-    {-147898800 -10800 1 EDDT}
-    {-131569200 -18000 0 EST}
+    {73465200 -14400 1 EDT}
+    {89186400 -18000 0 EST}
+    {104914800 -14400 1 EDT}
+    {120636000 -18000 0 EST}
+    {136364400 -14400 1 EDT}
+    {152085600 -18000 0 EST}
+    {167814000 -14400 1 EDT}
+    {183535200 -18000 0 EST}
+    {199263600 -14400 1 EDT}
+    {215589600 -18000 0 EST}
+    {230713200 -14400 1 EDT}
+    {247039200 -18000 0 EST}
+    {262767600 -14400 1 EDT}
+    {278488800 -18000 0 EST}
+    {294217200 -14400 1 EDT}
+    {309938400 -18000 0 EST}
     {325666800 -14400 1 EDT}
     {341388000 -18000 0 EST}
     {357116400 -14400 1 EDT}
diff --git a/library/tzdata/America/Nuuk b/library/tzdata/America/Nuuk
index 8d85a81..d010cab 100644
--- a/library/tzdata/America/Nuuk
+++ b/library/tzdata/America/Nuuk
@@ -89,158 +89,5 @@ set TZData(:America/Nuuk) {
     {1635642000 -10800 0 -03}
     {1648342800 -7200 1 -02}
     {1667091600 -10800 0 -03}
-    {1679792400 -7200 1 -02}
-    {1698541200 -10800 0 -03}
-    {1711846800 -7200 1 -02}
-    {1729990800 -10800 0 -03}
-    {1743296400 -7200 1 -02}
-    {1761440400 -10800 0 -03}
-    {1774746000 -7200 1 -02}
-    {1792890000 -10800 0 -03}
-    {1806195600 -7200 1 -02}
-    {1824944400 -10800 0 -03}
-    {1837645200 -7200 1 -02}
-    {1856394000 -10800 0 -03}
-    {1869094800 -7200 1 -02}
-    {1887843600 -10800 0 -03}
-    {1901149200 -7200 1 -02}
-    {1919293200 -10800 0 -03}
-    {1932598800 -7200 1 -02}
-    {1950742800 -10800 0 -03}
-    {1964048400 -7200 1 -02}
-    {1982797200 -10800 0 -03}
-    {1995498000 -7200 1 -02}
-    {2014246800 -10800 0 -03}
-    {2026947600 -7200 1 -02}
-    {2045696400 -10800 0 -03}
-    {2058397200 -7200 1 -02}
-    {2077146000 -10800 0 -03}
-    {2090451600 -7200 1 -02}
-    {2108595600 -10800 0 -03}
-    {2121901200 -7200 1 -02}
-    {2140045200 -10800 0 -03}
-    {2153350800 -7200 1 -02}
-    {2172099600 -10800 0 -03}
-    {2184800400 -7200 1 -02}
-    {2203549200 -10800 0 -03}
-    {2216250000 -7200 1 -02}
-    {2234998800 -10800 0 -03}
-    {2248304400 -7200 1 -02}
-    {2266448400 -10800 0 -03}
-    {2279754000 -7200 1 -02}
-    {2297898000 -10800 0 -03}
-    {2311203600 -7200 1 -02}
-    {2329347600 -10800 0 -03}
-    {2342653200 -7200 1 -02}
-    {2361402000 -10800 0 -03}
-    {2374102800 -7200 1 -02}
-    {2392851600 -10800 0 -03}
-    {2405552400 -7200 1 -02}
-    {2424301200 -10800 0 -03}
-    {2437606800 -7200 1 -02}
-    {2455750800 -10800 0 -03}
-    {2469056400 -7200 1 -02}
-    {2487200400 -10800 0 -03}
-    {2500506000 -7200 1 -02}
-    {2519254800 -10800 0 -03}
-    {2531955600 -7200 1 -02}
-    {2550704400 -10800 0 -03}
-    {2563405200 -7200 1 -02}
-    {2582154000 -10800 0 -03}
-    {2595459600 -7200 1 -02}
-    {2613603600 -10800 0 -03}
-    {2626909200 -7200 1 -02}
-    {2645053200 -10800 0 -03}
-    {2658358800 -7200 1 -02}
-    {2676502800 -10800 0 -03}
-    {2689808400 -7200 1 -02}
-    {2708557200 -10800 0 -03}
-    {2721258000 -7200 1 -02}
-    {2740006800 -10800 0 -03}
-    {2752707600 -7200 1 -02}
-    {2771456400 -10800 0 -03}
-    {2784762000 -7200 1 -02}
-    {2802906000 -10800 0 -03}
-    {2816211600 -7200 1 -02}
-    {2834355600 -10800 0 -03}
-    {2847661200 -7200 1 -02}
-    {2866410000 -10800 0 -03}
-    {2879110800 -7200 1 -02}
-    {2897859600 -10800 0 -03}
-    {2910560400 -7200 1 -02}
-    {2929309200 -10800 0 -03}
-    {2942010000 -7200 1 -02}
-    {2960758800 -10800 0 -03}
-    {2974064400 -7200 1 -02}
-    {2992208400 -10800 0 -03}
-    {3005514000 -7200 1 -02}
-    {3023658000 -10800 0 -03}
-    {3036963600 -7200 1 -02}
-    {3055712400 -10800 0 -03}
-    {3068413200 -7200 1 -02}
-    {3087162000 -10800 0 -03}
-    {3099862800 -7200 1 -02}
-    {3118611600 -10800 0 -03}
-    {3131917200 -7200 1 -02}
-    {3150061200 -10800 0 -03}
-    {3163366800 -7200 1 -02}
-    {3181510800 -10800 0 -03}
-    {3194816400 -7200 1 -02}
-    {3212960400 -10800 0 -03}
-    {3226266000 -7200 1 -02}
-    {3245014800 -10800 0 -03}
-    {3257715600 -7200 1 -02}
-    {3276464400 -10800 0 -03}
-    {3289165200 -7200 1 -02}
-    {3307914000 -10800 0 -03}
-    {3321219600 -7200 1 -02}
-    {3339363600 -10800 0 -03}
-    {3352669200 -7200 1 -02}
-    {3370813200 -10800 0 -03}
-    {3384118800 -7200 1 -02}
-    {3402867600 -10800 0 -03}
-    {3415568400 -7200 1 -02}
-    {3434317200 -10800 0 -03}
-    {3447018000 -7200 1 -02}
-    {3465766800 -10800 0 -03}
-    {3479072400 -7200 1 -02}
-    {3497216400 -10800 0 -03}
-    {3510522000 -7200 1 -02}
-    {3528666000 -10800 0 -03}
-    {3541971600 -7200 1 -02}
-    {3560115600 -10800 0 -03}
-    {3573421200 -7200 1 -02}
-    {3592170000 -10800 0 -03}
-    {3604870800 -7200 1 -02}
-    {3623619600 -10800 0 -03}
-    {3636320400 -7200 1 -02}
-    {3655069200 -10800 0 -03}
-    {3668374800 -7200 1 -02}
-    {3686518800 -10800 0 -03}
-    {3699824400 -7200 1 -02}
-    {3717968400 -10800 0 -03}
-    {3731274000 -7200 1 -02}
-    {3750022800 -10800 0 -03}
-    {3762723600 -7200 1 -02}
-    {3781472400 -10800 0 -03}
-    {3794173200 -7200 1 -02}
-    {3812922000 -10800 0 -03}
-    {3825622800 -7200 1 -02}
-    {3844371600 -10800 0 -03}
-    {3857677200 -7200 1 -02}
-    {3875821200 -10800 0 -03}
-    {3889126800 -7200 1 -02}
-    {3907270800 -10800 0 -03}
-    {3920576400 -7200 1 -02}
-    {3939325200 -10800 0 -03}
-    {3952026000 -7200 1 -02}
-    {3970774800 -10800 0 -03}
-    {3983475600 -7200 1 -02}
-    {4002224400 -10800 0 -03}
-    {4015530000 -7200 1 -02}
-    {4033674000 -10800 0 -03}
-    {4046979600 -7200 1 -02}
-    {4065123600 -10800 0 -03}
-    {4078429200 -7200 1 -02}
-    {4096573200 -10800 0 -03}
+    {1679792400 -7200 0 -02}
 }
diff --git a/library/tzdata/America/Ojinaga b/library/tzdata/America/Ojinaga
index 7102f73..e189f72 100644
--- a/library/tzdata/America/Ojinaga
+++ b/library/tzdata/America/Ojinaga
@@ -65,4 +65,159 @@ set TZData(:America/Ojinaga) {
     {1636272000 -25200 0 MST}
     {1647162000 -21600 1 MDT}
     {1667120400 -21600 0 CST}
+    {1669788000 -21600 0 CST}
+    {1678608000 -18000 1 CDT}
+    {1699167600 -21600 0 CST}
+    {1710057600 -18000 1 CDT}
+    {1730617200 -21600 0 CST}
+    {1741507200 -18000 1 CDT}
+    {1762066800 -21600 0 CST}
+    {1772956800 -18000 1 CDT}
+    {1793516400 -21600 0 CST}
+    {1805011200 -18000 1 CDT}
+    {1825570800 -21600 0 CST}
+    {1836460800 -18000 1 CDT}
+    {1857020400 -21600 0 CST}
+    {1867910400 -18000 1 CDT}
+    {1888470000 -21600 0 CST}
+    {1899360000 -18000 1 CDT}
+    {1919919600 -21600 0 CST}
+    {1930809600 -18000 1 CDT}
+    {1951369200 -21600 0 CST}
+    {1962864000 -18000 1 CDT}
+    {1983423600 -21600 0 CST}
+    {1994313600 -18000 1 CDT}
+    {2014873200 -21600 0 CST}
+    {2025763200 -18000 1 CDT}
+    {2046322800 -21600 0 CST}
+    {2057212800 -18000 1 CDT}
+    {2077772400 -21600 0 CST}
+    {2088662400 -18000 1 CDT}
+    {2109222000 -21600 0 CST}
+    {2120112000 -18000 1 CDT}
+    {2140671600 -21600 0 CST}
+    {2152166400 -18000 1 CDT}
+    {2172726000 -21600 0 CST}
+    {2183616000 -18000 1 CDT}
+    {2204175600 -21600 0 CST}
+    {2215065600 -18000 1 CDT}
+    {2235625200 -21600 0 CST}
+    {2246515200 -18000 1 CDT}
+    {2267074800 -21600 0 CST}
+    {2277964800 -18000 1 CDT}
+    {2298524400 -21600 0 CST}
+    {2309414400 -18000 1 CDT}
+    {2329974000 -21600 0 CST}
+    {2341468800 -18000 1 CDT}
+    {2362028400 -21600 0 CST}
+    {2372918400 -18000 1 CDT}
+    {2393478000 -21600 0 CST}
+    {2404368000 -18000 1 CDT}
+    {2424927600 -21600 0 CST}
+    {2435817600 -18000 1 CDT}
+    {2456377200 -21600 0 CST}
+    {2467267200 -18000 1 CDT}
+    {2487826800 -21600 0 CST}
+    {2499321600 -18000 1 CDT}
+    {2519881200 -21600 0 CST}
+    {2530771200 -18000 1 CDT}
+    {2551330800 -21600 0 CST}
+    {2562220800 -18000 1 CDT}
+    {2582780400 -21600 0 CST}
+    {2593670400 -18000 1 CDT}
+    {2614230000 -21600 0 CST}
+    {2625120000 -18000 1 CDT}
+    {2645679600 -21600 0 CST}
+    {2656569600 -18000 1 CDT}
+    {2677129200 -21600 0 CST}
+    {2688624000 -18000 1 CDT}
+    {2709183600 -21600 0 CST}
+    {2720073600 -18000 1 CDT}
+    {2740633200 -21600 0 CST}
+    {2751523200 -18000 1 CDT}
+    {2772082800 -21600 0 CST}
+    {2782972800 -18000 1 CDT}
+    {2803532400 -21600 0 CST}
+    {2814422400 -18000 1 CDT}
+    {2834982000 -21600 0 CST}
+    {2846476800 -18000 1 CDT}
+    {2867036400 -21600 0 CST}
+    {2877926400 -18000 1 CDT}
+    {2898486000 -21600 0 CST}
+    {2909376000 -18000 1 CDT}
+    {2929935600 -21600 0 CST}
+    {2940825600 -18000 1 CDT}
+    {2961385200 -21600 0 CST}
+    {2972275200 -18000 1 CDT}
+    {2992834800 -21600 0 CST}
+    {3003724800 -18000 1 CDT}
+    {3024284400 -21600 0 CST}
+    {3035779200 -18000 1 CDT}
+    {3056338800 -21600 0 CST}
+    {3067228800 -18000 1 CDT}
+    {3087788400 -21600 0 CST}
+    {3098678400 -18000 1 CDT}
+    {3119238000 -21600 0 CST}
+    {3130128000 -18000 1 CDT}
+    {3150687600 -21600 0 CST}
+    {3161577600 -18000 1 CDT}
+    {3182137200 -21600 0 CST}
+    {3193027200 -18000 1 CDT}
+    {3213586800 -21600 0 CST}
+    {3225081600 -18000 1 CDT}
+    {3245641200 -21600 0 CST}
+    {3256531200 -18000 1 CDT}
+    {3277090800 -21600 0 CST}
+    {3287980800 -18000 1 CDT}
+    {3308540400 -21600 0 CST}
+    {3319430400 -18000 1 CDT}
+    {3339990000 -21600 0 CST}
+    {3350880000 -18000 1 CDT}
+    {3371439600 -21600 0 CST}
+    {3382934400 -18000 1 CDT}
+    {3403494000 -21600 0 CST}
+    {3414384000 -18000 1 CDT}
+    {3434943600 -21600 0 CST}
+    {3445833600 -18000 1 CDT}
+    {3466393200 -21600 0 CST}
+    {3477283200 -18000 1 CDT}
+    {3497842800 -21600 0 CST}
+    {3508732800 -18000 1 CDT}
+    {3529292400 -21600 0 CST}
+    {3540182400 -18000 1 CDT}
+    {3560742000 -21600 0 CST}
+    {3572236800 -18000 1 CDT}
+    {3592796400 -21600 0 CST}
+    {3603686400 -18000 1 CDT}
+    {3624246000 -21600 0 CST}
+    {3635136000 -18000 1 CDT}
+    {3655695600 -21600 0 CST}
+    {3666585600 -18000 1 CDT}
+    {3687145200 -21600 0 CST}
+    {3698035200 -18000 1 CDT}
+    {3718594800 -21600 0 CST}
+    {3730089600 -18000 1 CDT}
+    {3750649200 -21600 0 CST}
+    {3761539200 -18000 1 CDT}
+    {3782098800 -21600 0 CST}
+    {3792988800 -18000 1 CDT}
+    {3813548400 -21600 0 CST}
+    {3824438400 -18000 1 CDT}
+    {3844998000 -21600 0 CST}
+    {3855888000 -18000 1 CDT}
+    {3876447600 -21600 0 CST}
+    {3887337600 -18000 1 CDT}
+    {3907897200 -21600 0 CST}
+    {3919392000 -18000 1 CDT}
+    {3939951600 -21600 0 CST}
+    {3950841600 -18000 1 CDT}
+    {3971401200 -21600 0 CST}
+    {3982291200 -18000 1 CDT}
+    {4002850800 -21600 0 CST}
+    {4013740800 -18000 1 CDT}
+    {4034300400 -21600 0 CST}
+    {4045190400 -18000 1 CDT}
+    {4065750000 -21600 0 CST}
+    {4076640000 -18000 1 CDT}
+    {4097199600 -21600 0 CST}
 }
diff --git a/library/tzdata/America/Pangnirtung b/library/tzdata/America/Pangnirtung
index 14d8516..b7db25d 100644
--- a/library/tzdata/America/Pangnirtung
+++ b/library/tzdata/America/Pangnirtung
@@ -1,252 +1,5 @@
 # created by tools/tclZIC.tcl - do not edit
-
-set TZData(:America/Pangnirtung) {
-    {-9223372036854775808 0 0 -00}
-    {-1546300800 -14400 0 AST}
-    {-880221600 -10800 1 AWT}
-    {-769395600 -10800 1 APT}
-    {-765399600 -14400 0 AST}
-    {-147902400 -7200 1 ADDT}
-    {-131572800 -14400 0 AST}
-    {325663200 -10800 1 ADT}
-    {341384400 -14400 0 AST}
-    {357112800 -10800 1 ADT}
-    {372834000 -14400 0 AST}
-    {388562400 -10800 1 ADT}
-    {404888400 -14400 0 AST}
-    {420012000 -10800 1 ADT}
-    {436338000 -14400 0 AST}
-    {452066400 -10800 1 ADT}
-    {467787600 -14400 0 AST}
-    {483516000 -10800 1 ADT}
-    {499237200 -14400 0 AST}
-    {514965600 -10800 1 ADT}
-    {530686800 -14400 0 AST}
-    {544600800 -10800 1 ADT}
-    {562136400 -14400 0 AST}
-    {576050400 -10800 1 ADT}
-    {594190800 -14400 0 AST}
-    {607500000 -10800 1 ADT}
-    {625640400 -14400 0 AST}
-    {638949600 -10800 1 ADT}
-    {657090000 -14400 0 AST}
-    {671004000 -10800 1 ADT}
-    {688539600 -14400 0 AST}
-    {702453600 -10800 1 ADT}
-    {719989200 -14400 0 AST}
-    {733903200 -10800 1 ADT}
-    {752043600 -14400 0 AST}
-    {765352800 -10800 1 ADT}
-    {783493200 -14400 0 AST}
-    {796802400 -18000 0 EST}
-    {796806000 -14400 1 EDT}
-    {814946400 -18000 0 EST}
-    {828860400 -14400 1 EDT}
-    {846396000 -18000 0 EST}
-    {860310000 -14400 1 EDT}
-    {877845600 -18000 0 EST}
-    {891759600 -14400 1 EDT}
-    {909295200 -18000 0 EST}
-    {923209200 -14400 1 EDT}
-    {941353200 -21600 0 CST}
-    {954662400 -18000 1 CDT}
-    {972806400 -18000 0 EST}
-    {986108400 -14400 1 EDT}
-    {1004248800 -18000 0 EST}
-    {1018162800 -14400 1 EDT}
-    {1035698400 -18000 0 EST}
-    {1049612400 -14400 1 EDT}
-    {1067148000 -18000 0 EST}
-    {1081062000 -14400 1 EDT}
-    {1099202400 -18000 0 EST}
-    {1112511600 -14400 1 EDT}
-    {1130652000 -18000 0 EST}
-    {1143961200 -14400 1 EDT}
-    {1162101600 -18000 0 EST}
-    {1173596400 -14400 1 EDT}
-    {1194156000 -18000 0 EST}
-    {1205046000 -14400 1 EDT}
-    {1225605600 -18000 0 EST}
-    {1236495600 -14400 1 EDT}
-    {1257055200 -18000 0 EST}
-    {1268550000 -14400 1 EDT}
-    {1289109600 -18000 0 EST}
-    {1299999600 -14400 1 EDT}
-    {1320559200 -18000 0 EST}
-    {1331449200 -14400 1 EDT}
-    {1352008800 -18000 0 EST}
-    {1362898800 -14400 1 EDT}
-    {1383458400 -18000 0 EST}
-    {1394348400 -14400 1 EDT}
-    {1414908000 -18000 0 EST}
-    {1425798000 -14400 1 EDT}
-    {1446357600 -18000 0 EST}
-    {1457852400 -14400 1 EDT}
-    {1478412000 -18000 0 EST}
-    {1489302000 -14400 1 EDT}
-    {1509861600 -18000 0 EST}
-    {1520751600 -14400 1 EDT}
-    {1541311200 -18000 0 EST}
-    {1552201200 -14400 1 EDT}
-    {1572760800 -18000 0 EST}
-    {1583650800 -14400 1 EDT}
-    {1604210400 -18000 0 EST}
-    {1615705200 -14400 1 EDT}
-    {1636264800 -18000 0 EST}
-    {1647154800 -14400 1 EDT}
-    {1667714400 -18000 0 EST}
-    {1678604400 -14400 1 EDT}
-    {1699164000 -18000 0 EST}
-    {1710054000 -14400 1 EDT}
-    {1730613600 -18000 0 EST}
-    {1741503600 -14400 1 EDT}
-    {1762063200 -18000 0 EST}
-    {1772953200 -14400 1 EDT}
-    {1793512800 -18000 0 EST}
-    {1805007600 -14400 1 EDT}
-    {1825567200 -18000 0 EST}
-    {1836457200 -14400 1 EDT}
-    {1857016800 -18000 0 EST}
-    {1867906800 -14400 1 EDT}
-    {1888466400 -18000 0 EST}
-    {1899356400 -14400 1 EDT}
-    {1919916000 -18000 0 EST}
-    {1930806000 -14400 1 EDT}
-    {1951365600 -18000 0 EST}
-    {1962860400 -14400 1 EDT}
-    {1983420000 -18000 0 EST}
-    {1994310000 -14400 1 EDT}
-    {2014869600 -18000 0 EST}
-    {2025759600 -14400 1 EDT}
-    {2046319200 -18000 0 EST}
-    {2057209200 -14400 1 EDT}
-    {2077768800 -18000 0 EST}
-    {2088658800 -14400 1 EDT}
-    {2109218400 -18000 0 EST}
-    {2120108400 -14400 1 EDT}
-    {2140668000 -18000 0 EST}
-    {2152162800 -14400 1 EDT}
-    {2172722400 -18000 0 EST}
-    {2183612400 -14400 1 EDT}
-    {2204172000 -18000 0 EST}
-    {2215062000 -14400 1 EDT}
-    {2235621600 -18000 0 EST}
-    {2246511600 -14400 1 EDT}
-    {2267071200 -18000 0 EST}
-    {2277961200 -14400 1 EDT}
-    {2298520800 -18000 0 EST}
-    {2309410800 -14400 1 EDT}
-    {2329970400 -18000 0 EST}
-    {2341465200 -14400 1 EDT}
-    {2362024800 -18000 0 EST}
-    {2372914800 -14400 1 EDT}
-    {2393474400 -18000 0 EST}
-    {2404364400 -14400 1 EDT}
-    {2424924000 -18000 0 EST}
-    {2435814000 -14400 1 EDT}
-    {2456373600 -18000 0 EST}
-    {2467263600 -14400 1 EDT}
-    {2487823200 -18000 0 EST}
-    {2499318000 -14400 1 EDT}
-    {2519877600 -18000 0 EST}
-    {2530767600 -14400 1 EDT}
-    {2551327200 -18000 0 EST}
-    {2562217200 -14400 1 EDT}
-    {2582776800 -18000 0 EST}
-    {2593666800 -14400 1 EDT}
-    {2614226400 -18000 0 EST}
-    {2625116400 -14400 1 EDT}
-    {2645676000 -18000 0 EST}
-    {2656566000 -14400 1 EDT}
-    {2677125600 -18000 0 EST}
-    {2688620400 -14400 1 EDT}
-    {2709180000 -18000 0 EST}
-    {2720070000 -14400 1 EDT}
-    {2740629600 -18000 0 EST}
-    {2751519600 -14400 1 EDT}
-    {2772079200 -18000 0 EST}
-    {2782969200 -14400 1 EDT}
-    {2803528800 -18000 0 EST}
-    {2814418800 -14400 1 EDT}
-    {2834978400 -18000 0 EST}
-    {2846473200 -14400 1 EDT}
-    {2867032800 -18000 0 EST}
-    {2877922800 -14400 1 EDT}
-    {2898482400 -18000 0 EST}
-    {2909372400 -14400 1 EDT}
-    {2929932000 -18000 0 EST}
-    {2940822000 -14400 1 EDT}
-    {2961381600 -18000 0 EST}
-    {2972271600 -14400 1 EDT}
-    {2992831200 -18000 0 EST}
-    {3003721200 -14400 1 EDT}
-    {3024280800 -18000 0 EST}
-    {3035775600 -14400 1 EDT}
-    {3056335200 -18000 0 EST}
-    {3067225200 -14400 1 EDT}
-    {3087784800 -18000 0 EST}
-    {3098674800 -14400 1 EDT}
-    {3119234400 -18000 0 EST}
-    {3130124400 -14400 1 EDT}
-    {3150684000 -18000 0 EST}
-    {3161574000 -14400 1 EDT}
-    {3182133600 -18000 0 EST}
-    {3193023600 -14400 1 EDT}
-    {3213583200 -18000 0 EST}
-    {3225078000 -14400 1 EDT}
-    {3245637600 -18000 0 EST}
-    {3256527600 -14400 1 EDT}
-    {3277087200 -18000 0 EST}
-    {3287977200 -14400 1 EDT}
-    {3308536800 -18000 0 EST}
-    {3319426800 -14400 1 EDT}
-    {3339986400 -18000 0 EST}
-    {3350876400 -14400 1 EDT}
-    {3371436000 -18000 0 EST}
-    {3382930800 -14400 1 EDT}
-    {3403490400 -18000 0 EST}
-    {3414380400 -14400 1 EDT}
-    {3434940000 -18000 0 EST}
-    {3445830000 -14400 1 EDT}
-    {3466389600 -18000 0 EST}
-    {3477279600 -14400 1 EDT}
-    {3497839200 -18000 0 EST}
-    {3508729200 -14400 1 EDT}
-    {3529288800 -18000 0 EST}
-    {3540178800 -14400 1 EDT}
-    {3560738400 -18000 0 EST}
-    {3572233200 -14400 1 EDT}
-    {3592792800 -18000 0 EST}
-    {3603682800 -14400 1 EDT}
-    {3624242400 -18000 0 EST}
-    {3635132400 -14400 1 EDT}
-    {3655692000 -18000 0 EST}
-    {3666582000 -14400 1 EDT}
-    {3687141600 -18000 0 EST}
-    {3698031600 -14400 1 EDT}
-    {3718591200 -18000 0 EST}
-    {3730086000 -14400 1 EDT}
-    {3750645600 -18000 0 EST}
-    {3761535600 -14400 1 EDT}
-    {3782095200 -18000 0 EST}
-    {3792985200 -14400 1 EDT}
-    {3813544800 -18000 0 EST}
-    {3824434800 -14400 1 EDT}
-    {3844994400 -18000 0 EST}
-    {3855884400 -14400 1 EDT}
-    {3876444000 -18000 0 EST}
-    {3887334000 -14400 1 EDT}
-    {3907893600 -18000 0 EST}
-    {3919388400 -14400 1 EDT}
-    {3939948000 -18000 0 EST}
-    {3950838000 -14400 1 EDT}
-    {3971397600 -18000 0 EST}
-    {3982287600 -14400 1 EDT}
-    {4002847200 -18000 0 EST}
-    {4013737200 -14400 1 EDT}
-    {4034296800 -18000 0 EST}
-    {4045186800 -14400 1 EDT}
-    {4065746400 -18000 0 EST}
-    {4076636400 -14400 1 EDT}
-    {4097196000 -18000 0 EST}
+if {![info exists TZData(America/Iqaluit)]} {
+    LoadTimeZoneFile America/Iqaluit
 }
+set TZData(:America/Pangnirtung) $TZData(:America/Iqaluit)
diff --git a/library/tzdata/America/Rankin_Inlet b/library/tzdata/America/Rankin_Inlet
index 9ce9f8d..0f6db70 100644
--- a/library/tzdata/America/Rankin_Inlet
+++ b/library/tzdata/America/Rankin_Inlet
@@ -3,8 +3,22 @@
 set TZData(:America/Rankin_Inlet) {
     {-9223372036854775808 0 0 -00}
     {-410227200 -21600 0 CST}
-    {-147895200 -14400 1 CDDT}
-    {-131565600 -21600 0 CST}
+    {73468800 -18000 1 CDT}
+    {89190000 -21600 0 CST}
+    {104918400 -18000 1 CDT}
+    {120639600 -21600 0 CST}
+    {136368000 -18000 1 CDT}
+    {152089200 -21600 0 CST}
+    {167817600 -18000 1 CDT}
+    {183538800 -21600 0 CST}
+    {199267200 -18000 1 CDT}
+    {215593200 -21600 0 CST}
+    {230716800 -18000 1 CDT}
+    {247042800 -21600 0 CST}
+    {262771200 -18000 1 CDT}
+    {278492400 -21600 0 CST}
+    {294220800 -18000 1 CDT}
+    {309942000 -21600 0 CST}
     {325670400 -18000 1 CDT}
     {341391600 -21600 0 CST}
     {357120000 -18000 1 CDT}
diff --git a/library/tzdata/America/Resolute b/library/tzdata/America/Resolute
index a9881b4..27e7300 100644
--- a/library/tzdata/America/Resolute
+++ b/library/tzdata/America/Resolute
@@ -3,8 +3,22 @@
 set TZData(:America/Resolute) {
     {-9223372036854775808 0 0 -00}
     {-704937600 -21600 0 CST}
-    {-147895200 -14400 1 CDDT}
-    {-131565600 -21600 0 CST}
+    {73468800 -18000 1 CDT}
+    {89190000 -21600 0 CST}
+    {104918400 -18000 1 CDT}
+    {120639600 -21600 0 CST}
+    {136368000 -18000 1 CDT}
+    {152089200 -21600 0 CST}
+    {167817600 -18000 1 CDT}
+    {183538800 -21600 0 CST}
+    {199267200 -18000 1 CDT}
+    {215593200 -21600 0 CST}
+    {230716800 -18000 1 CDT}
+    {247042800 -21600 0 CST}
+    {262771200 -18000 1 CDT}
+    {278492400 -21600 0 CST}
+    {294220800 -18000 1 CDT}
+    {309942000 -21600 0 CST}
     {325670400 -18000 1 CDT}
     {341391600 -21600 0 CST}
     {357120000 -18000 1 CDT}
diff --git a/library/tzdata/America/Whitehorse b/library/tzdata/America/Whitehorse
index 498a203..602ecd1 100644
--- a/library/tzdata/America/Whitehorse
+++ b/library/tzdata/America/Whitehorse
@@ -10,8 +10,10 @@ set TZData(:America/Whitehorse) {
     {-880203600 -28800 1 YWT}
     {-769395600 -28800 1 YPT}
     {-765381600 -32400 0 YST}
+    {-157734000 -32400 0 YST}
     {-147884400 -25200 1 YDDT}
     {-131554800 -32400 0 YST}
+    {-121273200 -28800 0 PST}
     {315561600 -28800 0 PST}
     {325677600 -25200 1 PDT}
     {341398800 -28800 0 PST}
diff --git a/library/tzdata/America/Yellowknife b/library/tzdata/America/Yellowknife
index c6c4ed5..65ddbb6 100644
--- a/library/tzdata/America/Yellowknife
+++ b/library/tzdata/America/Yellowknife
@@ -6,8 +6,22 @@ set TZData(:America/Yellowknife) {
     {-880210800 -21600 1 MWT}
     {-769395600 -21600 1 MPT}
     {-765388800 -25200 0 MST}
-    {-147891600 -18000 1 MDDT}
-    {-131562000 -25200 0 MST}
+    {73472400 -21600 1 MDT}
+    {89193600 -25200 0 MST}
+    {104922000 -21600 1 MDT}
+    {120643200 -25200 0 MST}
+    {136371600 -21600 1 MDT}
+    {152092800 -25200 0 MST}
+    {167821200 -21600 1 MDT}
+    {183542400 -25200 0 MST}
+    {199270800 -21600 1 MDT}
+    {215596800 -25200 0 MST}
+    {230720400 -21600 1 MDT}
+    {247046400 -25200 0 MST}
+    {262774800 -21600 1 MDT}
+    {278496000 -25200 0 MST}
+    {294224400 -21600 1 MDT}
+    {309945600 -25200 0 MST}
     {315558000 -25200 0 MST}
     {325674000 -21600 1 MDT}
     {341395200 -25200 0 MST}
diff --git a/library/tzdata/Asia/Singapore b/library/tzdata/Asia/Singapore
index f10eb1f..0fcd130 100644
--- a/library/tzdata/Asia/Singapore
+++ b/library/tzdata/Asia/Singapore
@@ -9,5 +9,5 @@ set TZData(:Asia/Singapore) {
     {-894180000 27000 0 +0730}
     {-879665400 32400 0 +09}
     {-767005200 27000 0 +0730}
-    {378664200 28800 0 +08}
+    {378662400 28800 0 +08}
 }