Country name 1980 1981 1982 1983
Afghanistan
Albania 35 35 38 36
Algeria 39 37 37 38
American Samoa
Andorra
Angola
Antigua and Barbuda 35 42 39 20
Argentina 25 23 22 21
Armenia
Aruba
Australia 27 28 30 25
Austria 27 26 23 22
Azerbaijan
Bahamas, The 18 19 21 20
Bahrain 46 42 36 44
Bangladesh 14 18 18 17
Barbados 25 28 23 20
Belarus
Belgium 25 21 21 18
Belize 24 26 21 20
Benin 15 16 28 17
Bermuda
Bhutan 30 32 35 39
Bolivia 17 16 16 13
Bosnia and Herzegovina
Botswana 40 43 38 29
Brazil 23 23 21 17
Brunei Darussalam
Bulgaria 34 35 34 33
Burkina Faso 15 14 18 17
Burundi 14 17 14 23
Cabo Verde
Cambodia
Cameroon 21 27 25 26
Canada 23 25 19 20
Cayman Islands
Central African Republic 7 9 7 12
Chad 3 3
Chile 21 23 11 10
China 35 33 34 34
Colombia 19 21 21 20
Comoros 33 27 31 30
Congo, Dem. Rep. 10 11 8 9
Congo, Rep. 36 48 60 38
Costa Rica 27 29 25 16
Cote d'Ivoire 27 26 23 18
Croatia
Cuba 26 26 26 25
Curacao
Cyprus 38 34 32 30
Czech Republic
Denmark 20 17 18 18
Djibouti
Dominica 51 34 31 28
Dominican Republic 25 24 20 21
Ecuador 25 26 22 21
Egypt, Arab Rep. 28 30 30 29
El Salvador 13 14 13 12
Equatorial Guinea
Eritrea
Estonia
Ethiopia 15 15 13
Faeroe Islands
Fiji 32 34 26 21
Finland 30 27 27 27
France 23 21 21 19
French Polynesia
Gabon 28 36 35 35
Gambia, The 27 25 22 19
Georgia 29 25 26 31
Germany 25 23 22 22
Ghana 6 5 3 4
Greece 27 22 26 25
Greenland
Grenada 27 41 42 37
Guam
Guatemala 16 17 14 11
Guinea
Guinea-Bissau 28 26 28 23
Guyana 33 31 25 21
Haiti
Honduras 25 21 14 14
Hong Kong SAR, China 35 35 31 27
Hungary 31 30 29 26
Iceland 27 27 28 21
India 18 22 22 20
Indonesia 24 27 28 31
Iran, Islamic Rep. 31 27 20 27
Iraq
Ireland 26 27 26 22
Isle of Man
Israel 22 21 23 23
Italy 27 25 24 22
Jamaica 16 20 21 22
Japan 32 31 30 28
Jordan 37 46 39 33
Kazakhstan
Kenya 25 23 22 21
Kiribati 33 50 63 59
Korea, Dem. Rep.
Korea, Rep. 32 30 29 29
Kosovo
Kuwait 14 17 25 25
Kyrgyz Republic
Lao PDR
Latvia 26 30 31 31
Lebanon
Lesotho 37 38 43 33
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg 21 20 20 20
Macao SAR, China 25 27
Macedonia, FYR
Madagascar 15 11 8 8
Malawi 25 18 21 23
Malaysia 27 32 34 34
Maldives
Mali 15 16 16 12
Malta 23 25 29 27
Marshall Islands
Mauritania 26 30 34 26
Mauritius 21 25 18 17
Mexico 27 27 23 21
Micronesia, Fed. Sts. 38
Moldova
Monaco
Mongolia 70 70 58
Montenegro
Morocco 24 26 28 24
Mozambique 8 10 11 12
Myanmar 21 23 22 18
Namibia 31 28 21 19
Nepal 18 18 17 20
Netherlands 23 20 19 20
New Caledonia 17 18 17
New Zealand 20 24 25 26
Nicaragua 17 24 19 22
Niger 28 20 21 13
Nigeria 34 30 22
Northern Mariana Islands
Norway 27 26 27 25
Oman 22 23 27 26
Pakistan 18 19 19 19
Palau
Panama 28 28 27 18
Papua New Guinea 25 27 32 29
Paraguay
Peru 29 34 34 24
Philippines 29 27 28 30
Poland
Portugal 34 36 35 29
Puerto Rico 12 14 14 11
Qatar
Romania 36 34
Russian Federation
Rwanda 16 13 18 14
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia 23 21 26 34
Senegal 17 25 20 20
Serbia
Seychelles
Sierra Leone 16 19 13 14
Singapore 45 45 46 46
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands 25 23 21 25
Somalia 42 28 29 22
South Africa 30 33 25 25
South Sudan
Spain 24 22 22 21
Sri Lanka 34 28 31 29
St. Kitts and Nevis 38 30 34 37
St. Lucia 34 34 33 22
St. Martin (French part)
St. Vincent and the Grenadines 38 31 28 25
Sudan 15 19 19 15
Suriname 26 31 28 16
Swaziland 41 31 30 33
Sweden 22 19 19 19
Switzerland 30 28 26 25
Syrian Arab Republic 30 25 25 25
Tajikistan
Tanzania
Thailand 29 30 27 30
Timor-Leste
Togo 28 24 21 21
Tonga 30 30 31 29
Trinidad and Tobago 31 28 28 26
Tunisia 29 32 32 33
Turkey 18 18 17 16
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 6 6 9 7
Ukraine
United Arab Emirates
United Kingdom 18 16 17 18
United States 23 24 22 22
Uruguay 17 21 20 14
Uzbekistan
Vanuatu 24
Venezuela, RB 26 24 28 12
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia 23 19 17 14
Zimbabwe 17 21 19 14

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