Country name 1980 1981 1982 1983
Botswana 0.0 0.0 0.0 0.0
Namibia 0.0 0.0 0.0 0.0
Mauritania 0.0 0.0 0.0 0.0
Niger 0.0 0.0 0.0 0.0
Norway 0.0 0.0 0.0 0.0
Sweden 0.0 0.0 0.0 0.0
Finland 0.0 0.0 0.0 0.0
Chad 0.0 0.0 0.0 0.0
Zambia 0.0 0.0 0.0 0.0
Australia 0.0 0.0 0.0 0.0
Somalia 0.0 0.0 0.0 0.0
Ireland 0.0 0.0 0.0 0.0
Saudi Arabia 0.0 0.0 0.0 0.0
Sudan 0.0 0.0 0.0 0.0
Mali 0.1 0.1 0.1 0.1
Suriname 0.1 0.1 0.1 0.1
Guyana 0.1 0.1 0.1 0.1
United Arab Emirates 0.1 0.1 0.1 0.1
Qatar 0.1 0.1 0.1 0.1
Oman 0.1 0.1 0.1 0.1
Senegal 0.1 0.1 0.1 0.1
Congo, Rep. 0.1 0.1 0.1 0.1
Bolivia 0.1 0.1 0.1 0.1
Lao PDR 0.1 0.1 0.1 0.2
Central African Republic 0.1 0.1 0.1 0.1
Lesotho 0.1 0.1 0.1 0.1
New Zealand 0.1 0.1 0.1 0.1
Burkina Faso 0.1 0.2 0.2 0.2
Egypt, Arab Rep. 0.2 0.2 0.2 0.2
Yemen, Rep. 0.2 0.2 0.2 0.2
Libya 0.2 0.2 0.2 0.2
Bahamas, The 0.2 0.2 0.2 0.2
Nepal 0.2 0.2 0.2 0.3
United States 0.2 0.2 0.2 0.2
Afghanistan 0.2 0.2 0.2 0.2
South Africa 0.2 0.2 0.2 0.2
Peru 0.3 0.3 0.3 0.3
Zimbabwe 0.3 0.3 0.3 0.3
Uruguay 0.3 0.3 0.3 0.3
Algeria 0.3 0.3 0.3 0.3
Chile 0.3 0.3 0.3 0.3
Paraguay 0.3 0.3 0.3 0.3
Mozambique 0.3 0.3 0.3 0.3
Belize 0.3 0.3 0.3 0.3
United Kingdom 0.3 0.3 0.3 0.3
Denmark 0.3 0.3 0.3 0.4
Swaziland 0.3 0.5 0.5 0.5
China 0.4 0.4 0.4 0.4
Argentina 0.4 0.4 0.4 0.4
Bhutan 0.4 0.4 0.4 0.4
Gambia, The 0.4 0.4 0.4 0.4
Cambodia 0.4 0.4 0.4 0.4
Pakistan 0.4 0.4 0.5 0.5
Angola 0.4 0.4 0.4 0.4
Jordan 0.4 0.4 0.4 0.5
Iraq 0.4 0.4 0.5 0.5
Congo, Dem. Rep. 0.4 0.4 0.5 0.5
New Caledonia 0.4 0.4 0.4 0.4
Iran, Islamic Rep. 0.4 0.4 0.4 0.5
Cabo Verde 0.5 0.5 0.5 0.5
Switzerland 0.5 0.5 0.5 0.5
Gabon 0.6 0.6 0.6 0.6
Canada 0.6 0.6 0.6 0.7
Ethiopia 0.6 0.6 0.6 0.6
Myanmar 0.7 0.7 0.7 0.7
Benin 0.8 0.8 0.8 0.8
Venezuela, RB 0.8 0.8 0.8 0.9
Kenya 0.8 0.8 0.8 0.8
Madagascar 0.9 0.9 0.9 0.9
Mexico 0.9 0.9 0.9 0.9
Brazil 0.9 0.9 0.8 0.8
Netherlands 0.9 0.9 0.9 0.9
Brunei Darussalam 0.9 0.9 0.8 0.8
Malawi 1.0 1.0 1.0 1.1
Sierra Leone 1.0 1.0 1.1 1.1
Papua New Guinea 1.1 1.1 1.1 1.1
Poland 1.1 1.1 1.1 1.1
Morocco 1.1 1.1 1.1 1.2
Tanzania 1.1 1.1 1.1 1.1
Austria 1.2 1.2 1.2 0.9
Colombia 1.3 1.3 1.3 1.3
Korea, Rep. 1.4 1.4 1.3 1.4
Germany 1.4 1.4 1.4 1.4
Nicaragua 1.5 1.5 1.5 1.5
Korea, Dem. Rep. 1.5 1.5 1.5 1.5
Solomon Islands 1.5 1.5 1.6 1.6
Togo 1.6 1.6 1.6 1.6
Japan 1.6 1.6 1.6 1.6
Panama 1.6 1.6 1.7 1.7
Guinea-Bissau 1.7 1.9 1.9 1.9
Guinea 1.7 1.7 1.7 1.8
India 1.8 1.8 1.8 2.0
Vietnam 1.9 2.1 2.2 2.3
Timor-Leste 2.0 2.2 2.3 2.4
Bangladesh 2.0 2.1 2.1 2.1
Cayman Islands 2.1 2.1 2.1 2.1
Liberia 2.1 2.1 2.1 2.1
Cameroon 2.2 2.2 2.3 2.4
Antigua and Barbuda 2.3 2.3 2.3 2.3
Barbados 2.3 2.3 2.3 2.3
Honduras 2.4 2.5 2.6 2.7
Syrian Arab Republic 2.5 2.6 2.8 2.9
France 2.6 2.5 2.5 2.5
Nigeria 2.8 2.8 2.8 2.8
Romania 2.9 2.9 2.8 2.8
Malta 3.1 3.1 3.1 3.1
Bulgaria 3.2 3.1 3.0 3.0
Cuba 3.3 3.3 3.3 3.3
Ecuador 3.3 3.4 3.6 3.7
Hungary 3.4 3.2 3.1 3.0
Mauritius 3.4 3.4 3.4 3.4
Thailand 3.5 3.6 3.7 3.7
Equatorial Guinea 3.6 3.6 3.6 3.6
Turkey 4.1 3.9 3.8 3.8
Israel 4.1 4.3 4.4 4.3
Albania 4.3 4.3 4.4 4.4
Costa Rica 4.4 4.4 4.5 4.5
Fiji 4.4 4.4 4.4 4.4
Indonesia 4.4 4.4 4.4 4.4
Guatemala 4.5 4.5 4.5 4.5
Virgin Islands (U.S.) 5.7 5.7 2.9 2.9
Bahrain 5.8 4.3 2.9 2.9
French Polynesia 6.0 6.0 6.0 6.0
Trinidad and Tobago 6.8 7.2 7.2 5.8
Vanuatu 7.0 7.0 7.0 7.0
Cyprus 7.0 7.0 7.0 7.0
Cote d'Ivoire 7.2 7.5 7.9 8.0
Dominican Republic 7.2 7.2 7.3 7.3
Puerto Rico 7.3 7.3 7.3 7.3
Ghana 7.5 7.5 7.5 7.5
Portugal 7.8 7.9 8.0 8.1
Greece 7.9 8.0 7.9 8.0
Uganda 8.0 8.2 8.3 8.5
Seychelles 8.7 8.7 10.9 10.9
Lebanon 8.9 8.6 8.8 8.8
Singapore 9.0 7.5 6.0 6.0
Jamaica 9.7 9.7 9.7 9.7
Tunisia 9.7 10.3 10.9 11.8
Spain 9.9 9.8 9.9 9.8
Maldives 10.0 10.0 13.3 13.3
American Samoa 10.0 10.0 10.0 10.0
Italy 10.0 10.1 10.1 10.7
Rwanda 10.3 11.6 11.6 11.6
Comoros 10.7 10.7 10.7 10.7
Malaysia 11.6 11.7 12.1 12.6
Haiti 11.6 11.6 11.6 11.6
El Salvador 11.7 11.8 12.2 12.4
Burundi 12.5 12.5 12.5 12.5
St. Vincent and the Grenadines 12.8 12.8 12.8 15.4
Dominica 13.3 13.3 14.7 14.7
Philippines 14.8 14.8 14.8 14.8
Guam 14.8 18.5 18.5 18.5
Sri Lanka 16.1 16.1 15.9 15.9
West Bank and Gaza 18.8 18.8 19.1 19.4
Tonga 19.4 19.4 19.4 18.1
St. Lucia 19.7 19.7 19.7 19.7
Samoa 20.1 21.2 21.2 21.2
St. Kitts and Nevis 23.1 23.1 19.2 19.2
Grenada 35.3 35.3 35.3 35.3
Sao Tome and Principe 36.5 36.5 36.5 36.5
Kiribati 44.4 44.4 44.4 44.4
Tuvalu 66.7 66.7 66.7 66.7
Macedonia, FYR
Eritrea
Serbia
San Marino
Mongolia 0.0
Liechtenstein
Northern Mariana Islands
Isle of Man
Uzbekistan
Marshall Islands
Estonia
Sint Maarten (Dutch part)
Latvia
Slovak Republic
Kazakhstan
Slovenia
Croatia
Iceland
Bosnia and Herzegovina
Hong Kong SAR, China
Belarus
Armenia
Faeroe Islands
Micronesia, Fed. Sts.
Tajikistan
Moldova
Kyrgyz Republic
Monaco
Djibouti
Turkmenistan
Czech Republic
Palau
Curacao
Macao SAR, China
Turks and Caicos Islands
St. Martin (French part)
Kosovo
Ukraine
Kuwait
Lithuania
Aruba
Bermuda
Russian Federation
Belgium
Georgia
Azerbaijan
Greenland
Luxembourg
Montenegro
Andorra
South Sudan

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