Country name 1980 1981 1982 1983 1984
Botswana 0.0 0.0 0.0 0.0 0.0
Namibia 0.0 0.0 0.0 0.0 0.0
Mauritania 0.0 0.0 0.0 0.0 0.0
Niger 0.0 0.0 0.0 0.0 0.0
Norway 0.0 0.0 0.0 0.0 0.0
Sweden 0.0 0.0 0.0 0.0 0.0
Finland 0.0 0.0 0.0 0.0 0.0
Chad 0.0 0.0 0.0 0.0 0.0
Zambia 0.0 0.0 0.0 0.0 0.0
Australia 0.0 0.0 0.0 0.0 0.0
Somalia 0.0 0.0 0.0 0.0 0.0
Ireland 0.0 0.0 0.0 0.0 0.0
Saudi Arabia 0.0 0.0 0.0 0.0 0.0
Sudan 0.0 0.0 0.0 0.0 0.0
Mali 0.1 0.1 0.1 0.1 0.1
Suriname 0.1 0.1 0.1 0.1 0.1
Guyana 0.1 0.1 0.1 0.1 0.1
Qatar 0.1 0.1 0.1 0.1 0.1
Oman 0.1 0.1 0.1 0.1 0.1
United Arab Emirates 0.1 0.1 0.1 0.1 0.1
Bolivia 0.1 0.1 0.1 0.1 0.1
Senegal 0.1 0.1 0.1 0.1 0.1
Congo, Rep. 0.1 0.1 0.1 0.1 0.1
New Zealand 0.1 0.1 0.1 0.1 0.1
Central African Republic 0.1 0.1 0.1 0.1 0.1
Lesotho 0.1 0.1 0.1 0.1 0.1
Lao PDR 0.1 0.1 0.1 0.2 0.2
Burkina Faso 0.1 0.2 0.2 0.2 0.2
Egypt, Arab Rep. 0.2 0.2 0.2 0.2 0.2
Yemen, Rep. 0.2 0.2 0.2 0.2 0.2
Libya 0.2 0.2 0.2 0.2 0.2
Bahamas, The 0.2 0.2 0.2 0.2 0.2
Nepal 0.2 0.2 0.2 0.2 0.2
Afghanistan 0.2 0.2 0.2 0.2 0.2
United States 0.2 0.2 0.2 0.2 0.2
South Africa 0.2 0.2 0.2 0.2 0.2
Zimbabwe 0.3 0.3 0.3 0.3 0.3
Uruguay 0.3 0.3 0.3 0.3 0.3
Algeria 0.3 0.3 0.3 0.3 0.2
Peru 0.3 0.3 0.3 0.3 0.3
Paraguay 0.3 0.3 0.3 0.3 0.3
Mozambique 0.3 0.3 0.3 0.3 0.3
Chile 0.3 0.3 0.3 0.3 0.3
United Kingdom 0.3 0.3 0.3 0.3 0.3
Belize 0.3 0.3 0.3 0.3 0.3
Denmark 0.3 0.3 0.3 0.4 0.4
China 0.3 0.3 0.4 0.4 0.4
Argentina 0.4 0.4 0.4 0.4 0.4
Bhutan 0.4 0.4 0.4 0.4 0.4
Gambia, The 0.4 0.4 0.4 0.4 0.4
Cambodia 0.4 0.4 0.4 0.4 0.4
Angola 0.4 0.4 0.4 0.4 0.4
Jordan 0.4 0.4 0.4 0.5 0.5
New Caledonia 0.4 0.4 0.4 0.4 0.4
Iran, Islamic Rep. 0.4 0.4 0.4 0.5 0.5
Congo, Dem. Rep. 0.4 0.4 0.5 0.5 0.5
Iraq 0.4 0.4 0.5 0.5 0.5
Swaziland 0.3 0.5 0.5 0.5 0.6
Pakistan 0.4 0.4 0.5 0.5 0.5
Cabo Verde 0.5 0.5 0.5 0.5 0.5
Switzerland 0.6 0.6 0.6 0.6 0.6
Gabon 0.6 0.6 0.6 0.6 0.6
Ethiopia 0.6 0.6 0.6 0.6 0.6
Canada 0.6 0.6 0.6 0.7 0.7
Myanmar 0.7 0.7 0.7 0.7 0.7
Brunei Darussalam 0.9 0.9 0.8 0.8 0.8
Benin 0.8 0.8 0.8 0.8 0.8
Kenya 0.8 0.8 0.8 0.8 0.8
Venezuela, RB 0.8 0.8 0.8 0.9 0.9
Brazil 0.9 0.9 0.9 0.8 0.8
Netherlands 0.9 0.9 0.9 0.9 0.9
Madagascar 0.9 0.9 0.9 0.9 0.9
Malawi 1.0 1.0 1.0 1.1 1.1
Hong Kong SAR, China 1.0 1.0 1.0 1.0
Mexico 0.9 1.1 1.0 1.0 1.0
Papua New Guinea 1.1 1.1 1.1 1.1 1.1
Poland 1.1 1.1 1.1 1.1 1.1
Sierra Leone 1.0 1.0 1.1 1.1 1.2
Tanzania 1.1 1.1 1.1 1.1 1.1
Morocco 1.1 1.1 1.1 1.2 1.5
Austria 1.2 1.2 1.2 0.9 0.9
Colombia 1.3 1.3 1.3 1.3 1.3
Korea, Rep. 1.4 1.4 1.4 1.4 1.4
Germany 1.4 1.4 1.4 1.4 1.4
Nicaragua 1.5 1.5 1.5 1.5 1.5
Korea, Dem. Rep. 1.5 1.5 1.5 1.5 1.5
Togo 1.6 1.6 1.6 1.6 1.6
Japan 1.6 1.6 1.6 1.6 1.5
Solomon Islands 1.5 1.5 1.6 1.6 1.6
Panama 1.6 1.6 1.7 1.7 1.7
Guinea 1.7 1.7 1.7 1.8 1.8
India 1.8 1.8 1.8 2.0 2.0
Guinea-Bissau 1.7 1.9 1.9 1.9 2.7
Cayman Islands 2.1 2.1 2.1 2.1 2.1
Bangladesh 2.0 2.1 2.1 2.1 2.1
Liberia 2.1 2.1 2.1 2.1 2.1
Vietnam 1.9 2.1 2.2 2.3 2.4
Antigua and Barbuda 2.3 2.3 2.3 2.3 2.3
Timor-Leste 2.0 2.2 2.3 2.4 2.6
Barbados 2.3 2.3 2.3 2.3 2.3
Cameroon 2.2 2.2 2.3 2.4 2.5
France 2.6 2.5 2.5 2.5 2.4
Honduras 2.4 2.5 2.6 2.7 2.8
Syrian Arab Republic 2.5 2.6 2.8 2.9 3.0
Romania 2.9 2.9 2.8 2.8 2.8
Virgin Islands (U.S.) 5.7 5.7 2.9 2.9 2.9
Bahrain 5.8 4.3 2.9 2.9 2.9
Bulgaria 3.2 3.1 3.0 3.0 3.0
Hungary 3.4 3.2 3.1 3.0 2.9
Malta 3.1 3.1 3.1 3.1 3.1
Cuba 3.3 3.3 3.3 3.3 3.7
Mauritius 3.4 3.4 3.4 3.4 3.4
Nigeria 3.8 3.5 3.5 3.5 3.7
Equatorial Guinea 3.6 3.6 3.6 3.6 3.6
Ecuador 3.3 3.4 3.6 3.7 3.9
Thailand 3.5 3.6 3.7 3.7 3.8
Turkey 4.1 3.9 3.8 3.8 3.8
Fiji 4.4 4.4 4.4 4.4 4.4
Albania 4.3 4.3 4.4 4.4 4.5
Israel 4.1 4.3 4.4 4.3 4.2
Indonesia 4.4 4.4 4.4 4.4 4.4
Costa Rica 4.4 4.4 4.5 4.5 4.6
Guatemala 4.5 4.5 4.5 4.5 4.5
Singapore 9.0 7.5 6.0 6.0 6.0
French Polynesia 6.0 6.0 6.0 6.0 6.0
Cyprus 6.5 6.7 6.8 6.8 6.8
Vanuatu 7.0 7.0 7.0 7.0 7.0
Trinidad and Tobago 6.8 7.2 7.2 5.8 5.8
Puerto Rico 7.3 7.3 7.3 7.3 7.3
Dominican Republic 7.2 7.2 7.3 7.3 7.3
Ghana 7.5 7.5 7.5 7.5 7.0
Cote d'Ivoire 7.2 7.5 7.9 8.0 8.2
Greece 7.9 8.0 7.9 8.0 8.0
Portugal 7.8 7.9 8.0 8.1 8.2
Uganda 8.0 8.2 8.3 8.5 8.5
Lebanon 8.9 8.6 8.8 8.8 8.8
Jamaica 9.7 9.7 9.7 9.7 9.7
Spain 9.9 9.8 9.9 9.8 9.7
American Samoa 10.0 10.0 10.0 10.0 10.0
Italy 10.0 10.1 10.1 10.7 10.7
Comoros 10.7 10.7 10.7 10.7 16.1
Seychelles 8.7 8.7 10.9 10.9 10.9
Tunisia 9.7 10.3 10.9 11.8 12.0
Rwanda 10.3 11.6 11.6 11.6 11.7
Haiti 11.6 11.6 11.6 11.6 11.6
Malaysia 11.0 11.4 11.7 12.0 12.2
El Salvador 11.7 11.8 12.2 12.4 12.4
Burundi 12.5 12.5 12.5 12.5 12.5
St. Vincent and the Grenadines 12.8 12.8 12.8 15.4 15.4
Maldives 10.0 10.0 13.3 13.3 13.3
Dominica 13.3 13.3 14.7 14.7 14.7
Philippines 14.8 14.8 14.8 14.8 14.8
Sri Lanka 16.1 16.1 15.9 15.9 15.9
Guam 14.8 18.5 18.5 18.5 18.5
West Bank and Gaza 18.8 18.8 19.1 19.4 19.6
St. Kitts and Nevis 23.1 23.1 19.2 19.2 15.4
Tonga 19.4 19.4 19.4 18.1 18.1
Samoa 20.1 21.2 21.2 21.2 21.2
St. Lucia 21.3 22.1 23.0 23.8 24.6
Grenada 35.3 35.3 35.3 35.3 35.3
Sao Tome and Principe 36.5 36.5 36.5 36.5 36.5
Kiribati 44.4 44.4 44.4 44.4 45.7
Tuvalu 66.7 66.7 66.7 66.7 66.7
St. Martin (French part)
Taiwan, China
Belgium
Liechtenstein
Isle of Man
Czech Republic
Lithuania
Greenland
Palau
Montenegro
Turkmenistan
Djibouti
Armenia
Serbia
Northern Mariana Islands
Aruba
Luxembourg
Andorra
Kyrgyz Republic
Azerbaijan
Kazakhstan
Georgia
San Marino
Tajikistan
Russian Federation
Macedonia, FYR
Iceland
Mongolia 0.0 0.0
Ukraine
Monaco
Micronesia, Fed. Sts.
Macao SAR, China
Estonia
Turks and Caicos Islands
Eritrea
Moldova
Kuwait
Curacao
South Sudan
Croatia
Marshall Islands
Uzbekistan
Faeroe Islands
Belarus
Bermuda
Bosnia and Herzegovina
Sint Maarten (Dutch part)
Slovak Republic
Latvia
Slovenia

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