Country name 1980 1981 1982 1983 1984
Brunei Darussalam 14.5 17.5 19.5 21.7 25.5
Puerto Rico 18.5 20.1 18.9 18.1 16.2
Albania 21.4 24.6 24.5 22.6 22.9
China 21.6 22.0 21.8 22.4 24.8
Uganda 23.5 34.8 34.8 33.0 34.3
Somalia 23.6 24.0 24.2 26.1 24.8
Burundi 25.1 25.3 27.7 27.3 26.0
Nepal 26.3 26.7 26.1 26.9 26.4
United Arab Emirates 26.8 31.1 36.2 37.9 36.3
Saudi Arabia 27.4 28.1 38.5 48.3 51.0
Ghana 27.6 35.2 34.2 36.9
Oman 28.1 30.4 34.2 36.4 38.0
Mozambique 28.5 31.1 33.6 34.9 49.8
Bulgaria 30.9 29.7 25.0 25.1 24.1
Malta 32.0 34.2 35.0 37.0 35.9
Rwanda 32.6 38.5 38.5 37.7 35.9
Gabon 32.8 35.5 33.2 36.7 34.2
Malawi 33.7 38.5 37.9 36.3 37.9
Algeria 33.8 33.7 35.5 36.4 36.7
Niger 34.0 35.2 38.4 38.2 42.6
Indonesia 34.3 35.4 38.2 37.3 38.2
Botswana 34.6 38.4 39.1 37.0 35.0
Papua New Guinea 35.9 39.2 39.7 34.8 33.9
Liberia 36.0 35.4 36.2 35.8 36.1
Guinea-Bissau 36.1 29.5 38.8 46.1 44.3
Philippines 36.1 35.9 37.8 38.4 37.3
Malaysia 36.3 38.3 41.0 41.5 41.5
Latvia 37.2 36.2 37.3 39.0 38.5
Congo, Dem. Rep. 38.2 40.3 40.7 38.5 39.1
Mali 38.5 40.3 42.2 43.7 41.3
Bahrain 39.9 41.2 46.1 50.7 49.9
Central African Republic 39.9 41.4 45.2 45.0 43.0
Georgia 40.0 39.1 38.8 39.8 38.2
India 40.3 40.8 41.9 41.2 42.2
Namibia 40.7 49.1 52.9 55.3 57.5
Myanmar 40.8 40.2 39.7 39.6 38.7
Guyana 40.9 47.3 47.7 53.0 50.9
Belize 41.7 46.4 53.2 54.3 52.2
Congo, Rep. 41.7 41.2 39.6 38.1 36.5
Zambia 42.8 41.5 46.1 36.1 39.5
Sri Lanka 42.8 44.3 47.3 45.4 45.0
Cameroon 43.1 40.7 39.2 41.0 38.8
Mauritania 43.6 41.9 43.5 45.0 46.0
Bhutan 44.6 41.2 38.5 36.3 35.5
Egypt, Arab Rep. 45.0 42.2 48.0 50.4 50.7
Sierra Leone 45.0 48.0 47.1 47.1 46.2
Brazil 45.2 45.5 45.4 45.1 42.8
South Africa 45.4 47.9 50.1 50.9 52.0
Pakistan 45.6 46.6 46.2 47.7 49.4
Chad 46.0 48.5 48.2 47.6 50.4
Kenya 46.6 47.2 46.7 46.4 47.1
Tonga 47.1 48.0 49.4 48.0 46.0
Swaziland 47.1 47.1 50.0 54.9 50.9
Dominican Republic 47.6 50.1 50.8 50.4 49.2
Colombia 47.6 48.7 48.9 48.5 48.2
Tunisia 47.7 47.8 49.8 47.4 45.3
Togo 47.7 49.3 49.7 44.1 46.3
Bangladesh 47.8 47.4 47.7 47.4 46.6
Thailand 48.1 48.5 51.9 49.4 50.5
Dominica 48.4 48.0 49.1 52.5 53.7
Bolivia 48.6 48.0 47.7 43.6 43.9
Venezuela, RB 48.8 50.7 53.2 55.8 42.0
Lesotho 48.9 48.6 42.9 50.1 45.9
Turkey 49.7 48.4 49.1 51.4 52.1
Burkina Faso 50.1 49.9 52.1 51.0 50.5
Korea, Rep. 50.7 50.4 51.0 50.9 50.6
Morocco 51.1 53.1 52.0 51.6 52.0
Suriname 52.0 52.6 56.9 60.4 59.1
Honduras 52.0 54.7 53.9 53.5 53.3
Benin 52.3 54.4 52.4 51.5 49.6
Finland 52.4 53.7 54.5 55.0 55.6
Argentina 52.4 53.2 49.3 49.8 51.9
Iran, Islamic Rep. 52.8 50.3 45.2 49.0 50.9
Comoros 52.8 53.2 52.4 50.8 50.0
Sudan 53.0 49.3 48.5 51.0 53.3
Madagascar 53.9 52.8 52.4 50.7 51.7
Australia 54.3 54.2 56.1 58.9 57.1
Cote d'Ivoire 54.4 54.9 54.6 56.6 56.3
New Zealand 55.0 54.9 55.3 55.9 55.1
Chile 55.3 57.1 59.8 54.2 52.0
Zimbabwe 55.3 55.3 59.2 59.7 52.5
Fiji 55.8 58.9 58.4 61.9 64.5
Cyprus 56.8 58.3 59.9 62.0 62.0
Ecuador 57.0 57.1 56.2 55.7 51.7
Mexico 57.4 57.9 58.4 56.3 55.7
St. Kitts and Nevis 57.5 64.5 61.5 63.6 65.1
Norway 57.5 57.4 57.5 57.0 55.3
Japan 57.9 57.8 58.6 59.4 59.0
Austria 58.0 58.7 60.1 60.8 61.6
St. Vincent and the Grenadines 59.2 58.5 58.2 57.9 58.5
Senegal 59.8 58.4 56.4 59.9 58.4
Mauritius 60.7 59.7 58.8 60.5 57.8
St. Lucia 62.0 64.0 65.3 66.7 67.0
Grenada 62.2 59.9 60.6 62.8 63.3
Singapore 62.2 62.8 64.1 63.0 62.4
Sweden 62.4 63.5 63.7 63.4 62.0
Netherlands 63.6 62.8 63.7 64.5 63.2
Cabo Verde 64.5 66.9 71.6 70.7 70.5
France 65.2 66.2 66.2 67.0 67.7
Barbados 67.5 70.2 71.4 69.7 69.5
Jordan 68.0 66.6 65.9 66.3 66.7
Cuba 68.1 67.9 68.1 68.1 68.1
Kiribati 70.2 63.7 65.5 65.1 50.0
Panama 71.5 72.2 72.8 73.5 73.7
Vanuatu 74.5 72.2 73.3 66.1 65.4
Antigua and Barbuda 74.8 74.8 79.2 79.6 79.8
Seychelles 77.5 74.5 78.0 76.5 77.0
Afghanistan 100.0 100.0
Tanzania
Greece
Libya
Belgium
Liechtenstein
Israel
Uruguay 53.5 51.0
Turkmenistan
Angola
Gambia, The
Lithuania
Luxembourg
Macao SAR, China
Jamaica
Macedonia, FYR
Isle of Man
Bermuda
Canada
Belarus
Ukraine
Kuwait
Romania 27.0 24.9
Maldives
San Marino
Sint Maarten (Dutch part)
Kazakhstan
Denmark
Bosnia and Herzegovina
Slovenia
Marshall Islands
South Sudan
Curacao
Italy
Kosovo
Faeroe Islands
Djibouti
Syrian Arab Republic
Micronesia, Fed. Sts.
Kyrgyz Republic
Moldova
Cambodia
Monaco
Tuvalu
Mongolia 58.3 56.3 55.3 55.8
United Kingdom
Montenegro
Lao PDR
Germany
Russian Federation
Greenland
Samoa
Croatia
Sao Tome and Principe
West Bank and Gaza
El Salvador
Serbia
Korea, Dem. Rep.
Czech Republic
Iraq
New Caledonia
Slovak Republic
Iceland
Solomon Islands
Nicaragua
French Polynesia
Azerbaijan
Spain
Nigeria 31.5 32.1 33.7 31.8
Guam
Northern Mariana Islands
St. Martin (French part)
Hungary
Haiti
Guinea
Guatemala
Costa Rica 53.6 52.7
Switzerland
Palau
Tajikistan
Timor-Leste
Ethiopia 32.6 34.3 33.6 38.0
Vietnam
Cayman Islands
Ireland
Trinidad and Tobago 52.0
Peru
Estonia
Aruba
Turks and Caicos Islands
Poland
Andorra
Portugal
American Samoa
Armenia
United States
Qatar
Uzbekistan
Hong Kong SAR, China
Eritrea
Paraguay
Virgin Islands (U.S.)
Equatorial Guinea
Yemen, Rep.
Bahamas, The 83.9
Lebanon

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