Country name 1985 1986 1987 1988 1989
Switzerland 5.5 5.5 5.2 5.1 5.8
Japan 6.6 6.0 5.2 5.0 5.3
Libya 7.0 7.0 7.0 7.0 7.0
Morocco 7.8 8.8 9.0 9.0 9.0
China 7.9 7.9 7.9 9.0 11.3
Myanmar 8.0 8.0 8.0 8.0 8.0
Malta 8.0 8.0 8.0 8.5 8.5
Singapore 8.1 6.8 6.1 6.0 6.2
Djibouti 8.5 8.5 8.5 10.5 10.5
Ethiopia 8.5 7.3 6.0 6.0 6.0
Kuwait 8.7 8.6 7.9 6.7 8.4
Luxembourg 8.8 7.8 7.2 6.7 7.3
Syrian Arab Republic 9.0 9.0 9.0 9.0 9.0
Cyprus 9.0 9.0 9.0 9.0 9.0
Netherlands 9.3 8.6 8.1 7.8 10.8
Venezuela, RB 9.3 8.5 8.5 8.5 22.5
Nigeria 9.4 10.0 14.0 16.6 20.4
Qatar 9.5 9.5 9.5 9.5 9.5
Germany 9.5 8.7 8.4 8.3 9.9
Tunisia 9.6 9.2 11.1 9.9 4.8
United States 9.9 8.3 8.2 9.3 10.9
Cabo Verde 10.0 10.0 10.0 10.0 10.0
Tonga 10.0 10.0 10.0 10.0 11.8
Korea, Rep. 10.0 10.0 10.0 10.1 11.3
Dominica 10.0 10.3 10.5 10.5 10.5
Oman 10.2 9.7 9.1 9.4 10.0
Bahamas, The 10.3 9.3 9.0 9.0 9.0
Finland 10.4 9.1 8.9 9.7 10.3
Barbados 10.6 9.1 8.8 9.4 9.9
Canada 10.6 10.5 9.5 10.8 13.3
France 11.1 9.9 9.6 9.4 10.0
Grenada 11.4 11.5 11.3 10.5 10.5
Botswana 11.5 11.0 10.0 7.8 7.7
Chad 11.5 11.0 10.5 10.8 11.5
Papua New Guinea 11.5 12.3 11.9 12.7 14.6
St. Kitts and Nevis 11.6 12.0 12.0 11.6 12.0
Mauritania 12.0 12.0 12.0 12.0 10.0
Burundi 12.0 12.0 12.0 12.0 12.0
Guatemala 12.0 13.2 14.0 15.2 16.0
Bangladesh 12.0 14.0 16.0 16.0 16.0
Congo, Rep. 12.0 11.5 11.1 11.8 12.5
St. Vincent and the Grenadines 12.1 12.5 12.5 12.0 12.5
Tanzania 12.3 18.5 27.5 29.6 31.0
United Kingdom 12.3 10.8 9.6 10.3 13.9
Ireland 12.4 12.2 11.1 8.3 9.4
Central African Republic 12.5 12.0 11.4 12.3 13.0
Belgium 12.5 10.4 9.3 8.9 11.1
Gabon 12.7 11.5 11.1 11.8 12.5
Trinidad and Tobago 12.7 12.0 11.5 12.6 13.3
Solomon Islands 12.8 15.1 17.3 18.0 18.0
Antigua and Barbuda 13.2 14.2 12.7 11.2 12.7
Sri Lanka 13.4 11.6 9.8 12.4 13.2
Norway 13.4 16.0 16.8 16.4 14.4
Spain 13.5 12.2 16.4 12.4 15.8
Mauritius 13.8 14.3 14.1 15.0 16.1
Rwanda 13.9 14.0 13.0 12.0 12.0
Kenya 14.0 14.0 14.0 15.0 17.3
St. Lucia 14.0 14.0 11.6 10.4 10.0
El Salvador 14.0 17.0 17.0 17.0 18.5
Gambia, The 14.5 28.0 27.9 29.5 26.8
Senegal 14.5 13.5 13.5 13.6 15.1
Cameroon 14.5 13.5 13.0 13.5 15.0
Togo 14.5 13.5 13.5 14.5 16.0
Burkina Faso 14.5 13.5 13.5 13.6 15.1
Cote d'Ivoire 14.5 13.5 13.5 13.6 15.1
Benin 14.5 13.5 13.5 13.6 15.1
Mali 14.5 13.5 13.5 13.6 15.1
Niger 14.5 13.5 13.5 13.6 15.1
Denmark 14.7 13.0 13.6 12.6 13.4
Bhutan 15.0 15.0 15.0 15.0 15.0
Egypt, Arab Rep. 15.0 15.0 16.3 17.0 18.3
Equatorial Guinea 15.0 14.5 14.1 14.8 15.5
Guyana 15.0 15.0 15.0 15.1 18.9
Comoros 15.0 15.0 13.0 13.0
Poland 15.3 15.3 15.3 21.3 81.8
Vanuatu 15.8 16.0 15.4 17.0 17.0
Thailand 16.1 13.4 11.5 11.6 12.3
Honduras 16.3 16.1 15.5 15.4 15.4
India 16.5 16.5 16.5 16.5 16.5
Sweden 16.9 12.6 12.7 13.3 14.8
Nepal 17.0 15.7 15.0 15.0 15.0
Sierra Leone 17.0 17.2 28.5 28.0 29.7
Zimbabwe 17.2 13.0 13.0 13.0 13.0
Lebanon 17.3 22.2 36.5 44.5 39.9
Australia 17.3 18.5 15.9 14.7 19.5
Ecuador 18.0 18.0 18.4 23.0 30.1
Italy 18.1 15.9 13.6 13.6 14.2
Malawi 18.4 19.0 19.5 22.3 23.0
Zambia 18.6 27.4 21.2 18.4 18.4
Liberia 19.3 14.5 13.6 13.4 13.8
Lesotho 19.7 13.4 11.1 13.7 18.8
Greece 20.5 20.5 21.8 22.9 23.3
Swaziland 20.6 14.3 11.9 13.1 14.5
Costa Rica 20.9 21.8 23.8 28.7 29.2
Ghana 21.2 20.0 25.5 25.6
South Africa 21.5 14.3 12.5 15.3 19.8
Uganda 24.0 33.3 34.7 35.0 40.0
Jamaica 24.9 27.3 25.4 25.2 25.2
Portugal 27.3 19.6 18.9 17.5 19.6
Philippines 28.6 17.5 13.3 15.9 19.3
Iceland 32.6 18.8 26.6 30.3 28.0
Chile 40.0 26.4 32.7 21.2 36.0
Uruguay 88.8 89.0 90.0 95.3 119.8
Bolivia 172.2 65.8 49.4 39.8 37.3
Israel 503.4 60.3 61.4 41.7 31.6
Slovak Republic
Ukraine
Afghanistan
Bermuda
Hong Kong SAR, China
Sao Tome and Principe 20.0
Haiti
Brunei Darussalam
Liechtenstein
Austria
Lithuania
Korea, Dem. Rep.
Guinea-Bissau 18.0 18.0 30.0 38.3
Seychelles 15.5
Macao SAR, China 6.6 8.1 10.5
Jordan
Macedonia, FYR
Sudan
Madagascar 22.3
Belarus
Guinea 15.0 15.0 17.3
Turkmenistan
Malaysia 10.4 9.3 8.9
Indonesia 21.5 21.7 22.1 21.7
Maldives
Samoa
Guam
Congo, Dem. Rep.
Greenland
Lao PDR
Marshall Islands
Cayman Islands
Kiribati
Cambodia
Iran, Islamic Rep.
St. Martin (French part)
Mexico
Iraq
Micronesia, Fed. Sts.
Taiwan, China
Moldova
Timor-Leste
Monaco
Armenia
Mongolia
Tuvalu
Montenegro
Argentina
Georgia
Hungary 20.3
Mozambique
Kazakhstan
French Polynesia
San Marino
Namibia
Saudi Arabia
Fiji
Serbia
Faeroe Islands
Colombia 40.8 41.1 42.7 43.0
New Caledonia
Sint Maarten (Dutch part)
New Zealand
Slovenia
Nicaragua 121,906.0 558.0
Somalia
Estonia
South Sudan
Eritrea
Bulgaria
Northern Mariana Islands
Brazil
Dominican Republic
Bosnia and Herzegovina
Czech Republic
Suriname
Pakistan
Kyrgyz Republic
Palau
Belize 14.7 14.1 13.6 13.8
Panama 12.4 12.6 12.5 12.9
Tajikistan
Curacao
Bahrain 9.0 7.5 7.8 8.4
Paraguay
Azerbaijan
Peru 40.5 35.7 174.3 1,515.9
Aruba 11.0 10.3 10.2 10.5
Latvia
Turkey
Cuba
Turks and Caicos Islands
Andorra
Isle of Man
Vietnam
United Arab Emirates
West Bank and Gaza
Angola
Algeria
Uzbekistan
Puerto Rico
American Samoa
Croatia
Virgin Islands (U.S.)
Romania
Yemen, Rep.
Russian Federation
Albania

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