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-rw-r--r--timezone/africa73
1 files changed, 27 insertions, 46 deletions
diff --git a/timezone/africa b/timezone/africa
index d73d340751..29625df934 100644
--- a/timezone/africa
+++ b/timezone/africa
@@ -1,15 +1,15 @@
-# @(#)africa 8.5
+# @(#)africa 8.1
# <pre>
# This data is by no means authoritative; if you think you know better,
# go ahead and edit the file (and please send any changes to
# tz@elsie.nci.nih.gov for general use in the future).
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (1999-03-22):
#
# A good source for time zone historical data outside the U.S. is
-# Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition),
-# San Diego: ACS Publications, Inc. (2003).
+# Thomas G. Shanks, The International Atlas (5th edition),
+# San Diego: ACS Publications, Inc. (1999).
#
# Gwillim Law writes that a good source
# for recent time zone data is the International Air Transport
@@ -17,8 +17,8 @@
# published semiannually. Law sent in several helpful summaries
# of the IATA's data after 1990.
#
-# Except where otherwise noted, Shanks & Pottenger is the source for
-# entries through 1990, and IATA SSIM is the source for entries afterwards.
+# Except where otherwise noted, Shanks is the source for entries through 1990,
+# and IATA SSIM is the source for entries after 1990.
#
# Another source occasionally used is Edward W. Whitman, World Time Differences,
# Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which
@@ -65,7 +65,7 @@
# Algeria
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Algeria 1916 only - Jun 14 23:00s 1:00 S
-Rule Algeria 1916 1919 - Oct Sun>=1 23:00s 0 -
+Rule Algeria 1916 1919 - Oct Sun<=7 23:00s 0 -
Rule Algeria 1917 only - Mar 24 23:00s 1:00 S
Rule Algeria 1918 only - Mar 9 23:00s 1:00 S
Rule Algeria 1919 only - Mar 1 23:00s 1:00 S
@@ -75,7 +75,7 @@ Rule Algeria 1921 only - Mar 14 23:00s 1:00 S
Rule Algeria 1921 only - Jun 21 23:00s 0 -
Rule Algeria 1939 only - Sep 11 23:00s 1:00 S
Rule Algeria 1939 only - Nov 19 1:00 0 -
-Rule Algeria 1944 1945 - Apr Mon>=1 2:00 1:00 S
+Rule Algeria 1944 1945 - Apr Mon<=7 2:00 1:00 S
Rule Algeria 1944 only - Oct 8 2:00 0 -
Rule Algeria 1945 only - Sep 16 1:00 0 -
Rule Algeria 1971 only - Apr 25 23:00s 1:00 S
@@ -86,8 +86,7 @@ Rule Algeria 1978 only - Mar 24 1:00 1:00 S
Rule Algeria 1978 only - Sep 22 3:00 0 -
Rule Algeria 1980 only - Apr 25 0:00 1:00 S
Rule Algeria 1980 only - Oct 31 2:00 0 -
-# Shanks & Pottenger give 0:09:20 for Paris Mean Time; go with Howse's
-# more precise 0:09:21.
+# Shanks gives 0:09 for Paris Mean Time; go with Howse's more precise 0:09:21.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Algiers 0:12:12 - LMT 1891 Mar 15 0:01
0:09:21 - PMT 1911 Mar 11 # Paris Mean Time
@@ -107,8 +106,7 @@ Zone Africa/Luanda 0:52:56 - LMT 1892
1:00 - WAT
# Benin
-# Whitman says they switched to 1:00 in 1946, not 1934;
-# go with Shanks & Pottenger.
+# Whitman says they switched to 1:00 in 1946, not 1934; go with Shanks.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Porto-Novo 0:10:28 - LMT 1912
0:00 - GMT 1934 Feb 26
@@ -132,7 +130,7 @@ Zone Africa/Bujumbura 1:57:28 - LMT 1890
2:00 - CAT
# Cameroon
-# Whitman says they switched to 1:00 in 1920; go with Shanks & Pottenger.
+# Whitman says they switched to 1:00 in 1920; go with Shanks.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Douala 0:38:48 - LMT 1912
1:00 - WAT
@@ -211,14 +209,7 @@ Rule Egypt 1990 1994 - May 1 1:00 1:00 S
# IATA (after 1990) says transitions are at 0:00.
# Go with IATA starting in 1995, except correct 1995 entry from 09-30 to 09-29.
Rule Egypt 1995 max - Apr lastFri 0:00s 1:00 S
-Rule Egypt 1995 2005 - Sep lastThu 23:00s 0 -
-# From Steffen Thorsen (2006-09-19):
-# The Egyptian Gazette, issue 41,090 (2006-09-18), page 1, reports:
-# Egypt will turn back clocks by one hour at the midnight of Thursday
-# after observing the daylight saving time since May.
-# http://news.gom.com.eg/gazette/pdf/2006/09/18/01.pdf
-Rule Egypt 2006 only - Sep 21 23:00s 0 -
-Rule Egypt 2007 max - Sep lastThu 23:00s 0 -
+Rule Egypt 1995 max - Sep lastThu 23:00s 0 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Cairo 2:05:00 - LMT 1900 Oct
@@ -238,9 +229,9 @@ Zone Africa/Asmera 2:35:32 - LMT 1870
3:00 - EAT
# Ethiopia
-# From Paul Eggert (2006-03-22):
-# Shanks & Pottenger write that Ethiopia had six narrowly-spaced time zones
-# between 1870 and 1890, and that they merged to 38E50 (2:35:20) in 1890.
+# From Paul Eggert (1997-10-05):
+# Shanks writes that Ethiopia had six narrowly-spaced time zones between
+# 1870 and 1890, and that they merged to 38E50 (2:35:20) in 1890.
# We'll guess that 38E50 is for Adis Dera.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Addis_Ababa 2:34:48 - LMT 1870
@@ -261,8 +252,7 @@ Zone Africa/Banjul -1:06:36 - LMT 1912
# Ghana
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# Whitman says DST was observed from 1931 to ``the present'';
-# go with Shanks & Pottenger.
+# Whitman says DST was observed from 1931 to ``the present''; go with Shanks.
Rule Ghana 1936 1942 - Sep 1 0:00 0:20 GHST
Rule Ghana 1936 1942 - Dec 31 0:00 0 GMT
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
@@ -298,14 +288,13 @@ Zone Africa/Maseru 1:50:00 - LMT 1903 Mar
2:00 - SAST
# Liberia
-# From Paul Eggert (2006-03-22):
+# From Paul Eggert (2001-07-17):
# In 1972 Liberia was the last country to switch
# from a UTC offset that was not a multiple of 15 or 20 minutes.
# Howse reports that it was in honor of their president's birthday.
-# Shank & Pottenger report the date as May 1, whereas Howse reports Jan;
-# go with Shanks & Pottenger.
-# For Liberia before 1972, Shanks & Pottenger report -0:44, whereas Howse and
-# Whitman each report -0:44:30; go with the more precise figure.
+# Shanks reports the date as May 1, whereas Howse reports Jan; go with Shanks.
+# For Liberia before 1972, Shanks reports -0:44, whereas Howse and Whitman
+# each report -0:44:30; go with the more precise figure.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Monrovia -0:43:08 - LMT 1882
-0:43:08 - MMT 1919 Mar # Monrovia Mean Time
@@ -335,7 +324,7 @@ Zone Africa/Tripoli 0:52:44 - LMT 1920
1:00 Libya CE%sT 1959
2:00 - EET 1982
1:00 Libya CE%sT 1990 May 4
-# The following entries are from Shanks & Pottenger;
+# The following entries are all from Shanks;
# the IATA SSIM data contain some obvious errors.
2:00 - EET 1996 Sep 30
1:00 - CET 1997 Apr 4
@@ -414,8 +403,8 @@ Zone Africa/Maputo 2:10:20 - LMT 1903 Mar
2:00 - CAT
# Namibia
-# The 1994-04-03 transition is from Shanks & Pottenger.
-# Shanks & Pottenger report no DST after 1998-04; go with IATA.
+# The 1994-04-03 transition is from Shanks.
+# Shanks reports no DST after 1998-04; go with IATA.
# RULE NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Namibia 1994 max - Sep Sun>=1 2:00 1:00 S
Rule Namibia 1995 max - Apr Sun>=1 2:00 0 -
@@ -499,7 +488,7 @@ Zone Indian/Mahe 3:41:48 - LMT 1906 Jun # Victoria
# Sierra Leone
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-# Whitman gives Mar 31 - Aug 31 for 1931 on; go with Shanks & Pottenger.
+# Whitman gives Mar 31 - Aug 31 for 1931 on; go with Shanks.
Rule SL 1935 1942 - Jun 1 0:00 0:40 SLST
Rule SL 1935 1942 - Oct 1 0:00 0 WAT
Rule SL 1957 1962 - Jun 1 0:00 1:00 SLST
@@ -568,6 +557,7 @@ Zone Africa/Lome 0:04:52 - LMT 1893
# Tunisia
# From Gwillim Law (2005-04-30):
+#
# My correspondent, Risto Nykanen, has alerted me to another adoption of DST,
# this time in Tunisia. According to Yahoo France News
# <http://fr.news.yahoo.com/050426/5/4dumk.html>, in a story attributed to AP
@@ -581,12 +571,6 @@ Zone Africa/Lome 0:04:52 - LMT 1893
# <http://www.lapresse.tn/archives/archives280405/actualites/lheure.html>
# ... DST for 2005: on: Sun May 1 0h standard time, off: Fri Sept. 30,
# 1h standard time.
-#
-# From Atef Loukil (2006-03-28):
-# The daylight saving time will be the same each year:
-# Beginning : the last Sunday of March at 02:00
-# Ending : the last Sunday of October at 03:00 ...
-# http://www.tap.info.tn/en/index.php?option=com_content&task=view&id=1188&Itemid=50
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
Rule Tunisia 1939 only - Apr 15 23:00s 1:00 S
@@ -612,11 +596,8 @@ Rule Tunisia 1989 only - Mar 26 0:00s 1:00 S
Rule Tunisia 1990 only - May 1 0:00s 1:00 S
Rule Tunisia 2005 only - May 1 0:00s 1:00 S
Rule Tunisia 2005 only - Sep 30 1:00s 0 -
-Rule Tunisia 2006 max - Mar lastSun 2:00s 1:00 S
-Rule Tunisia 2006 max - Oct lastSun 2:00s 0 -
-# Shanks & Pottenger give 0:09:20 for Paris Mean Time; go with Howse's
-# more precise 0:09:21.
-# Shanks & Pottenger say the 1911 switch was on Mar 9; go with Howse's Mar 11.
+# Shanks gives 0:09 for Paris Mean Time; go with Howse's more precise 0:09:21.
+# Shanks says the 1911 switch occurred on Mar 9; go with Howse's Mar 11.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Africa/Tunis 0:40:44 - LMT 1881 May 12
0:09:21 - PMT 1911 Mar 11 # Paris Mean Time