Country
Joining Time
Antigua and Barbuda
November 1, 1981
Australia
December 11, 1981
Bahamas
July 10, 1973
Bangladesh
April 18, 1972
Barbados
November 30, 1966
Belize
September 21, 1981
Botswana (Botswana)
September 30, 1986
Brunei
January 1, 1984
Cameroon
November 13, 1995
Canada
December 11, 1981
Cyprus
March 13, 1981
Dominica
November 3, 1978
Eswatini
September 6, 1988
Fiji
October 10, 1970
Ghana
March 6, 1957
The Gambia
February 7, 1985
Grenada
February 7, 1974
Guyana
May 26, 1966
India
August 15, 1987
Jamaica
August 6, 1982
Kenya
December 12, 1983
Kiribati
July 12, 1979
Lesotho
October 4, 1986
Malawi
July 6, 1964
Malaysia
August 31, 1957
Malta
September 21, 1984
Mauritius
March 12, 1988
Mozambique
November 13, 1995
Namibia
March 21, 1990
Nauru
November 1, 1988
New Zealand
December 11, 1995
Nigeria
October 1, 1990
Pakistan
August 14, 1998
Papua New Guinea, September 16, 1975
September 16, 1975
Rwanda
November 29, 2009
Saint Kitts and Nevis
September 19, 1983
Saint Lucia
February 22, 1979
Saint Vincent and the Grenadines
October 27, 1989
Samoa
August 28, 1990
Seychelles
June 29, 1986
Sierra Leone
April 27, 1981
Singapore
August 9, 1985
Solomon Islands
July 7, 1978
South Africa
December 11, 1981
Sri Lanka
February 4, 1988
Switzerland
May 28, 1986
Tanzania
December 9, 1981
Tonga
June 4, 1970
Trinidad and Tobago
August 31, 1962
Tuvalu
October 1, 1978
Uganda
October 9, 1982
United Kingdom
December 11, 1971
Vanuatu
July 30, 1980
Zambia
October 24, 1984
Myanmar
June 25, 1984
Ireland
September 25, 1989
Maldives
October 30, 2016