Country name 1980 1981 1982 1983 1984
Djibouti 0.0 0.0 0.0 0.0 0.0
Oman 0.1 0.1 0.1 0.1 0.1
Kuwait 0.1 0.1 0.1 0.1 0.2
United Arab Emirates 0.2 0.2 0.2 0.3 0.3
Mauritania 0.2 0.2 0.2 0.3 0.3
Suriname 0.3 0.3 0.3 0.3 0.3
New Caledonia 0.4 0.4 0.4 0.4 0.5
Papua New Guinea 0.4 0.4 0.4 0.4 0.4
Solomon Islands 0.4 0.4 0.5 0.5 0.5
Qatar 0.3 0.4 0.5 0.6 0.7
French Polynesia 0.5 0.5 0.5 0.5 0.5
Brunei Darussalam 0.6 0.6 0.6 0.6 0.6
Bahamas, The 0.7 0.7 0.7 0.7 0.7
Botswana 0.7 0.7 0.7 0.7 0.7
Namibia 0.8 0.8 0.8 0.8 0.8
Mongolia 0.8 0.8 0.8 0.8 0.9
Cayman Islands 0.8 0.8 0.8 0.8 0.8
Saudi Arabia 0.9 0.9 0.9 1.0 1.1
Libya 1.0 1.0 1.0 1.0 1.0
Sao Tome and Principe 1.0 1.0 1.0 1.0 1.0
Turks and Caicos Islands 1.1 1.1 1.1 1.1 1.1
Gabon 1.1 1.1 1.1 1.1 1.1
Iceland 1.3 1.3 1.3 1.3 1.3
Congo, Rep. 1.4 1.4 1.5 1.5 1.5
Vanuatu 1.5 1.6 1.6 1.6 1.6
Somalia 1.6 1.6 1.6 1.6 1.6
Mali 1.6 1.6 1.6 1.6 1.6
Bolivia 1.8 1.8 1.9 1.9 1.9
Belize 2.0 2.0 2.0 2.0 2.0
Andorra 2.1 2.1 2.1 2.1 2.1
Faeroe Islands 2.1 2.1 2.1 2.1 2.1
Seychelles 2.2 2.2 2.2 2.2 2.2
Norway 2.2 2.3 2.3 2.3 2.3
Egypt, Arab Rep. 2.3 2.3 2.3 2.3 2.3
Angola 2.3 2.3 2.3 2.3 2.3
Guyana 2.4 2.4 2.4 2.4 2.4
Kiribati 2.5 2.5 2.5 2.5 2.5
Chad 2.5 2.5 2.5 2.5 2.5
Peru 2.5 2.5 2.6 2.6 2.6
Yemen, Rep. 2.6 2.6 2.6 2.6 2.6
Algeria 2.9 2.9 2.9 2.8 2.9
Bhutan 2.8 2.8 2.9 3.1 3.1
Bahrain 2.9 2.9 2.9 2.9 2.9
Congo, Dem. Rep. 2.9 2.9 2.9 2.9 2.9
Zambia 3.1 3.1 3.0 3.1 3.1
Singapore 3.0 3.0 3.0 3.0 3.0
Central African Republic 3.0 3.0 3.0 3.0 3.0
Venezuela, RB 3.4 3.2 3.2 3.1 3.1
Malaysia 3.4 3.3 3.2 3.2 3.0
Jordan 3.4 3.3 3.4 3.4 2.4
Colombia 3.3 3.4 3.4 3.4 3.4
Lao PDR 3.4 3.4 3.4 3.4 3.4
Guam 3.7 3.7 3.7 3.7 3.7
Mozambique 3.6 3.7 3.8 3.8 3.9
Liberia 3.9 3.9 3.9 3.9 3.9
Madagascar 4.4 4.4 4.4 4.5 4.5
Paraguay 4.1 4.4 4.5 4.6 4.7
Equatorial Guinea 4.6 4.6 4.6 4.6 4.6
Chile 5.2 5.0 4.8 4.7 4.7
Canada 4.9 5.0 5.0 5.0 5.0
American Samoa 5.0 5.0 5.0 5.0 5.0
Sudan 5.2 5.2 5.2 5.3 5.3
Fiji 4.9 5.2 5.5 5.7 6.0
Costa Rica 5.5 5.5 5.5 5.5 5.5
Ecuador 5.6 5.8 5.6 5.6 5.7
Brazil 5.4 5.5 5.6 5.6 5.6
Samoa 5.7 5.7 5.7 5.9 6.0
Australia 5.7 5.6 6.0 5.8 6.1
Panama 5.9 5.9 6.1 6.1 6.2
Cote d'Ivoire 6.1 6.2 6.3 6.4 7.2
Sierra Leone 6.2 6.3 6.4 6.4 6.5
St. Lucia 7.4 7.0 6.6 6.1 5.7
Kenya 6.7 6.7 6.7 6.7 6.5
Zimbabwe 6.5 6.6 6.7 6.8 6.9
Timor-Leste 6.7 6.7 6.7 6.7 6.7
Antigua and Barbuda 6.8 6.8 6.8 6.8 6.8
Hong Kong SAR, China 7.0 7.0 7.1 7.1 7.1
Sweden 7.3 7.2 7.2 7.2 7.1
Puerto Rico 8.3 7.7 7.6 7.2 7.4
Finland 7.8 7.7 7.6 7.6 7.5
Uruguay 8.0 7.9 7.7 7.6 7.4
Swaziland 10.6 7.8 7.7 7.7 9.8
Niger 8.1 7.7 7.8 7.9 7.7
Dominica 9.3 9.3 8.0 8.0 8.0
Iran, Islamic Rep. 8.0 8.3 8.7 8.8 9.0
Trinidad and Tobago 11.7 10.1 8.8 7.4 7.4
Grenada 8.8 8.8 8.8 8.8 8.8
Tanzania 9.0 9.0 9.0 9.0 9.0
Mexico 9.1 9.1 9.2 9.4 9.4
Ghana 8.4 8.4 9.2 9.2 10.1
Cabo Verde 9.4 9.4 9.4 9.4 9.4
Lesotho 9.6 9.8 9.5 9.3 9.8
Nicaragua 8.9 9.6 9.6 9.6 10.0
Guinea-Bissau 9.1 9.1 9.6 10.0 10.1
New Zealand 9.9 9.7 9.7 9.8 9.7
Switzerland 9.6 9.7 9.8 10.0 10.2
Argentina 9.5 9.5 9.9 9.9 9.9
Indonesia 9.9 9.9 9.9 9.9 9.9
Maldives 10.0 10.0 10.0 10.0 10.0
South Africa 10.3 10.2 10.2 10.2 10.2
St. Vincent and the Grenadines 12.8 12.8 10.3 10.3 10.3
Burkina Faso 10.0 10.2 10.4 10.5 10.7
China 10.2 10.3 10.8 11.4 12.1
Aruba 11.1 11.1 11.1 11.1 11.1
Ethiopia 11.8 11.6 11.4 11.3 10.9
Cambodia 11.3 11.3 11.5 11.6 11.6
Jamaica 12.5 12.5 11.5 10.6 10.6
Iraq 12.0 12.0 12.0 12.0 12.0
Afghanistan 12.1 12.1 12.1 12.1 12.1
Guatemala 11.9 11.9 12.1 12.1 12.1
Guinea 12.6 12.5 12.4 12.3 12.2
Cyprus 11.6 11.9 12.4 12.6 12.4
Cameroon 12.5 12.5 12.5 12.5 12.5
Honduras 13.3 13.2 13.2 13.1 13.1
Japan 13.3 13.3 13.2 13.2 13.3
Sri Lanka 14.4 14.4 13.7 13.9 13.9
Benin 13.3 13.6 13.7 13.8 13.9
Virgin Islands (U.S.) 14.3 14.3 14.3 14.3 14.3
Myanmar 14.6 14.7 14.7 14.7 14.7
Israel 15.0 15.0 15.0 14.6 15.2
Ireland 16.1 15.7 15.4 14.8 15.1
Nepal 15.9 16.0 16.0 16.1 16.1
Senegal 16.2 16.2 16.2 16.2 16.2
San Marino 16.7 16.7 16.7 16.7 16.7
Morocco 16.9 17.2 17.4 17.5 17.6
Philippines 17.5 17.5 17.6 17.6 17.7
West Bank and Gaza 17.3 17.9 17.9 17.9 17.9
Vietnam 18.2 18.2 18.1 18.0 17.9
Austria 18.6 18.8 18.6 17.5 17.5
Korea, Dem. Rep. 19.0 19.0 19.0 19.0 19.0
Nigeria 21.5 18.1 19.1 19.2 23.1
Gambia, The 15.7 17.9 20.0 18.1 16.7
Bermuda 20.0 20.0 20.0 20.0 20.0
Lebanon 20.5 20.5 20.3 20.3 20.3
Tunisia 20.5 20.4 20.3 20.2 20.1
United States 20.6 20.6 20.5 20.5 20.5
Uganda 20.4 20.6 20.9 23.0 24.0
Korea, Rep. 21.4 21.3 21.2 21.1 20.9
Albania 21.4 21.5 21.5 21.5 21.5
Tonga 22.2 22.2 22.2 22.2 22.2
Dominican Republic 22.1 22.2 22.2 22.2 22.2
Malawi 20.2 21.2 22.3 21.2 21.7
Greece 22.5 22.7 22.7 22.5 22.7
El Salvador 26.9 24.9 23.1 22.7 23.2
Netherlands 23.4 23.3 23.4 23.7 24.2
Liechtenstein 25.0 25.0 25.0 25.0 25.0
Pakistan 25.9 25.9 26.0 25.9 25.9
Portugal 26.5 26.4 26.4 26.3 26.3
Haiti 28.3 28.3 28.3 28.3 28.3
Cuba 27.7 27.9 28.4 28.9 28.9
United Kingdom 28.6 28.5 28.6 28.5 28.6
Syrian Arab Republic 28.5 28.7 28.8 27.7 27.8
St. Kitts and Nevis 30.8 30.8 30.8 30.8 30.8
Spain 31.1 31.2 31.2 31.2 31.3
Turkey 32.9 33.1 31.4 30.8 31.8
Rwanda 30.8 31.4 32.0 32.6 33.2
Italy 32.2 32.2 32.2 31.0 30.9
France 31.9 32.0 32.2 32.3 32.5
Thailand 32.3 33.0 33.7 33.8 34.1
Germany 34.5 34.4 34.3 34.3 34.2
Bulgaria 34.6 34.6 34.5 34.5 34.4
Togo 35.9 35.9 35.9 35.9 36.8
Burundi 36.2 36.2 36.2 36.2 36.2
Barbados 37.2 37.2 37.2 37.2 37.2
Malta 37.5 37.5 37.5 37.5 37.5
Isle of Man 38.9 38.6 38.2 37.7 37.4
Comoros 40.3 40.3 40.3 40.3 40.3
Romania 42.7 42.8 42.8 43.0 43.1
Poland 47.7 47.4 47.3 47.3 47.5
Mauritius 49.3 49.3 49.3 49.3 49.3
India 54.8 54.8 54.9 54.7 55.0
Hungary 55.9 56.0 55.8 55.9 55.9
Denmark 62.3 62.2 62.1 61.2 61.6
Bangladesh 70.1 70.0 69.9 69.8 70.6
Uzbekistan
Latvia
Georgia
Croatia
Kyrgyz Republic
Serbia
Lithuania
Montenegro
St. Martin (French part)
Sint Maarten (Dutch part)
Estonia
Micronesia, Fed. Sts.
Eritrea
Monaco
Luxembourg
Belgium
Macao SAR, China
Northern Mariana Islands
Greenland
Marshall Islands
Russian Federation
Turkmenistan
Kazakhstan
Tuvalu
Tajikistan
Ukraine
Curacao
Moldova
Palau
Kosovo
Slovenia
Bosnia and Herzegovina
Slovak Republic
Belarus
Azerbaijan
Czech Republic
Macedonia, FYR
Armenia
South Sudan

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