Country name 1980 1981 1982 1983
United Arab Emirates 30.4 31.3 32.4 33.6
Qatar 37.0 36.3 35.4 34.4
Kuwait 42.6 42.3 42.2 42.3
Bahrain 41.6 41.7 42.0 42.3
Saudi Arabia 46.4 46.1 45.9 45.6
Oman 47.3 47.0 46.7 46.4
Brunei Darussalam 46.7 46.7 46.8 46.9
Libya 47.6 47.4 47.2 47.0
Maldives 47.1 47.2 47.2 47.2
Jordan 47.7 47.6 47.5 47.4
Vanuatu 47.2 47.3 47.5 47.6
Guam 47.9 47.9 47.8 47.6
Cote d'Ivoire 47.7 47.7 47.7 47.7
French Polynesia 48.0 47.9 47.8 47.7
Pakistan 47.7 47.8 47.8 47.9
Hong Kong SAR, China 47.8 47.8 47.9 48.0
Bhutan 47.9 48.0 48.0 48.0
India 48.1 48.1 48.1 48.1
Bangladesh 48.2 48.2 48.2 48.1
Samoa 48.9 48.7 48.5 48.3
Solomon Islands 48.3 48.3 48.4 48.4
China 48.4 48.4 48.4 48.4
Papua New Guinea 48.5 48.5 48.6 48.6
Iran, Islamic Rep. 48.5 48.5 48.6 48.6
Albania 48.7 48.8 48.8 48.8
New Caledonia 48.6 48.7 48.8 48.9
Micronesia, Fed. Sts. 48.9 48.9 48.9 48.9
Singapore 49.0 49.0 49.0 49.0
Afghanistan 49.1 49.1 49.0 49.0
Costa Rica 49.0 49.0 49.0 49.0
Sri Lanka 49.0 49.0 49.1 49.1
Nepal 49.1 49.1 49.1 49.2
Timor-Leste 49.1 49.1 49.1 49.2
Ghana 49.2 49.2 49.2 49.2
Syrian Arab Republic 49.2 49.2 49.2 49.2
Iraq 48.9 49.0 49.1 49.2
Suriname 49.5 49.4 49.3 49.2
Panama 49.3 49.4 49.3 49.3
Tonga 49.1 49.2 49.3 49.3
Fiji 49.4 49.4 49.4 49.4
Philippines 49.4 49.4 49.4 49.4
Venezuela, RB 49.4 49.4 49.4 49.4
Dominican Republic 49.4 49.4 49.4 49.4
Macedonia, FYR 49.3 49.4 49.4 49.5
Seychelles 49.5 49.5 49.5 49.5
Guatemala 49.4 49.5 49.5 49.5
Paraguay 49.6 49.5 49.5 49.5
Cuba 49.4 49.4 49.5 49.5
Cyprus 49.6 49.6 49.6 49.5
Djibouti 49.6 49.5 49.5 49.5
Nigeria 49.6 49.6 49.6 49.6
Belize 49.5 49.5 49.5 49.6
Algeria 49.6 49.6 49.6 49.6
Malaysia 49.6 49.6 49.6 49.6
Iceland 49.6 49.6 49.6 49.7
Tunisia 49.6 49.6 49.6 49.7
Peru 49.7 49.7 49.7 49.7
Ecuador 49.7 49.7 49.7 49.7
Macao SAR, China 49.2 49.3 49.5 49.7
Equatorial Guinea 51.3 50.9 50.3 49.8
Sudan 49.8 49.8 49.8 49.8
Honduras 49.8 49.8 49.8 49.8
Egypt, Arab Rep. 49.9 49.9 49.9 49.9
Ireland 49.8 49.8 49.8 49.9
Madagascar 49.9 49.9 49.9 49.9
Nicaragua 49.9 49.9 49.9 49.9
Korea, Rep. 49.9 50.0 50.0 50.0
Thailand 49.9 49.9 50.0 50.0
Indonesia 50.0 50.0 50.0 50.0
Comoros 50.1 50.1 50.0 50.0
Senegal 49.9 50.0 50.0 50.1
Israel 50.1 50.1 50.1 50.1
Australia 50.1 50.1 50.1 50.1
Brazil 50.1 50.1 50.1 50.2
Mauritania 50.2 50.2 50.2 50.2
Liberia 50.2 50.2 50.2 50.2
Morocco 50.3 50.2 50.2 50.2
Kenya 50.2 50.2 50.2 50.2
Congo, Rep. 50.2 50.2 50.2 50.2
Lao PDR 50.3 50.3 50.3 50.2
Ethiopia 50.2 50.2 50.2 50.2
Uganda 50.3 50.2 50.2 50.2
Zimbabwe 50.3 50.3 50.3 50.3
Mexico 50.2 50.2 50.2 50.3
Colombia 50.2 50.2 50.2 50.3
South Africa 50.3 50.3 50.3 50.3
Mali 50.2 50.2 50.3 50.3
Bulgaria 50.2 50.2 50.2 50.3
South Sudan 50.3 50.3 50.3 50.3
Trinidad and Tobago 50.3 50.3 50.3 50.3
Canada 50.2 50.2 50.3 50.3
Bahamas, The 50.4 50.3 50.3 50.3
Gambia, The 50.4 50.4 50.4 50.4
Zambia 50.3 50.3 50.4 50.4
New Zealand 50.3 50.3 50.3 50.4
Tajikistan 50.5 50.5 50.5 50.4
Guinea-Bissau 50.4 50.4 50.4 50.4
Montenegro 50.5 50.4 50.4 50.4
Cameroon 50.5 50.5 50.5 50.4
Jamaica 50.7 50.6 50.5 50.4
Netherlands 50.4 50.4 50.4 50.5
Mauritius 50.7 50.6 50.6 50.5
Norway 50.4 50.5 50.5 50.5
Kiribati 50.7 50.6 50.6 50.5
Eritrea 50.6 50.6 50.5 50.5
Somalia 50.5 50.5 50.5 50.5
Guyana 50.4 50.5 50.5 50.5
Turkey 50.4 50.5 50.5 50.6
Lebanon 50.4 50.5 50.6 50.6
Chad 50.7 50.6 50.6 50.6
Sweden 50.5 50.5 50.5 50.6
Tanzania 50.6 50.6 50.6 50.6
Togo 50.6 50.6 50.6 50.6
Niger 50.5 50.5 50.6 50.6
Bolivia 50.7 50.7 50.6 50.6
Chile 50.7 50.7 50.7 50.7
Uzbekistan 50.8 50.7 50.7 50.7
Romania 50.7 50.7 50.7 50.7
Guinea 50.7 50.7 50.7 50.7
Mongolia 50.7 50.7 50.7 50.7
Denmark 50.6 50.6 50.7 50.7
Sao Tome and Principe 50.7 50.7 50.7 50.7
Bosnia and Herzegovina 50.8 50.7 50.7 50.7
Angola 50.8 50.8 50.8 50.8
Haiti 50.8 50.8 50.8 50.8
Argentina 50.7 50.7 50.8 50.8
Sierra Leone 50.9 50.8 50.8 50.8
Rwanda 50.8 50.8 50.8 50.8
Greece 50.9 50.9 50.9 50.8
Japan 50.8 50.8 50.9 50.9
Central African Republic 50.9 50.9 50.9 50.9
Turkmenistan 50.9 50.9 50.9 50.9
Congo, Dem. Rep. 51.0 51.0 50.9 50.9
Vietnam 50.9 50.9 50.9 50.9
Yemen, Rep. 51.1 51.1 51.0 50.9
Botswana 51.1 51.0 51.0 50.9
Slovak Republic 50.8 50.9 50.9 50.9
Spain 51.0 50.9 50.9 50.9
St. Lucia 51.1 51.0 51.0 51.0
Malta 51.4 51.2 51.1 51.0
El Salvador 50.9 50.9 51.0 51.1
Myanmar 51.1 51.1 51.1 51.1
Burkina Faso 51.0 51.0 51.1 51.1
Mozambique 51.1 51.1 51.1 51.1
Uruguay 50.9 51.0 51.1 51.1
Armenia 51.3 51.2 51.2 51.1
Belgium 51.1 51.2 51.2 51.2
Puerto Rico 51.3 51.3 51.2 51.2
Poland 51.3 51.3 51.3 51.2
St. Vincent and the Grenadines 51.6 51.5 51.3 51.2
Azerbaijan 51.3 51.3 51.3 51.3
Aruba 51.3 51.3 51.3 51.3
Switzerland 51.4 51.4 51.3 51.3
Namibia 51.1 51.2 51.3 51.3
Antigua and Barbuda 51.3 51.2 51.3 51.3
Curacao 51.2 51.3 51.3 51.4
Luxembourg 51.2 51.3 51.3 51.4
United Kingdom 51.4 51.4 51.4 51.4
Gabon 51.6 51.5 51.4 51.4
Malawi 51.6 51.5 51.5 51.4
United States 51.4 51.5 51.4 51.4
Grenada 51.7 51.6 51.5 51.4
France 51.4 51.4 51.5 51.5
Kyrgyz Republic 51.5 51.5 51.5 51.5
Italy 51.5 51.5 51.5 51.5
Burundi 51.5 51.5 51.5 51.5
Slovenia 51.7 51.7 51.6 51.5
Czech Republic 51.5 51.5 51.5 51.5
Finland 51.7 51.6 51.6 51.6
Hungary 51.5 51.5 51.6 51.6
Virgin Islands (U.S.) 52.0 51.9 51.9 51.7
Korea, Dem. Rep. 52.0 51.9 51.9 51.8
Portugal 51.9 51.9 51.8 51.8
Kazakhstan 51.9 51.9 51.8 51.8
Benin 52.0 52.0 51.9 51.9
Croatia 52.0 52.0 52.0 51.9
Barbados 52.4 52.4 52.3 52.2
Germany 52.4 52.4 52.4 52.4
Moldova 52.7 52.7 52.6 52.6
Swaziland 52.5 52.6 52.6 52.7
Austria 52.8 52.8 52.7 52.7
Cambodia 53.0 53.1 53.0 52.8
Lesotho 53.0 52.9 52.8 52.8
Lithuania 52.9 52.8 52.8 52.8
Georgia 53.1 53.0 53.0 52.9
Cabo Verde 53.2 53.2 53.2 53.0
Belarus 53.6 53.5 53.5 53.5
Estonia 53.7 53.7 53.6 53.6
Russian Federation 53.9 53.9 53.8 53.8
Latvia 54.0 54.0 53.9 53.9
Ukraine 54.3 54.2 54.2 54.1
Northern Mariana Islands
Kosovo
Bermuda
Isle of Man
San Marino
Liechtenstein
Andorra
Monaco
St. Martin (French part)
Faeroe Islands
Dominica
Turks and Caicos Islands
Palau
Tuvalu
Serbia
Greenland
Marshall Islands
St. Kitts and Nevis
West Bank and Gaza
Cayman Islands
Sint Maarten (Dutch part)
American Samoa

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