Country name 1980 1981 1982 1983
Afghanistan 41 46
Albania
Algeria 57 61 65
American Samoa
Andorra
Angola
Antigua and Barbuda
Argentina
Armenia
Aruba
Australia
Austria
Azerbaijan
Bahamas, The
Bahrain
Bangladesh 20
Barbados
Belarus
Belgium 80 86 92 86
Belize
Benin 36 37 37
Bermuda
Bhutan
Bolivia
Bosnia and Herzegovina
Botswana
Brazil
Brunei Darussalam
Bulgaria
Burkina Faso 38 39 37 36
Burundi 36 35 37 24
Cabo Verde 21 18
Cambodia
Cameroon 46 45 45 44
Canada
Cayman Islands
Central African Republic 29 28 26
Chad
Chile
China
Colombia 53 55
Comoros
Congo, Dem. Rep.
Congo, Rep. 56 53
Costa Rica 77 80
Cote d'Ivoire 52
Croatia
Cuba
Curacao
Cyprus
Czech Republic
Denmark
Djibouti
Dominica
Dominican Republic
Ecuador 50
Egypt, Arab Rep.
El Salvador 35 32 33
Equatorial Guinea
Eritrea
Estonia
Ethiopia 19
Faeroe Islands
Fiji 88 89 82
Finland
France
French Polynesia
Gabon
Gambia, The 36 25 27 30
Georgia
Germany
Ghana 54 58
Greece
Greenland
Grenada
Guam
Guatemala
Guinea
Guinea-Bissau 6 11 11 11
Guyana
Haiti 25 17 16
Honduras 30 32
Hong Kong SAR, China 96
Hungary 84 74
Iceland
India
Indonesia
Iran, Islamic Rep.
Iraq
Ireland
Isle of Man
Israel
Italy
Jamaica
Japan 90 92
Jordan 73
Kazakhstan
Kenya 47 53
Kiribati
Korea, Dem. Rep.
Korea, Rep.
Kosovo
Kuwait 85 82 80 86
Kyrgyz Republic
Lao PDR
Latvia
Lebanon
Lesotho 41 41 39 42
Liberia
Libya 60 64 69
Liechtenstein
Lithuania
Luxembourg
Macao SAR, China
Macedonia, FYR
Madagascar
Malawi 21 23 17 23
Malaysia 89 87 87 89
Maldives
Mali 38
Malta
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia
Montenegro
Morocco 57 58 55 54
Mozambique 20 20
Myanmar
Namibia
Nepal
Netherlands
New Caledonia
New Zealand
Nicaragua 21 19 23
Niger 50 50
Nigeria
Northern Mariana Islands
Norway
Oman 28
Pakistan
Palau
Panama 77 77 78 80
Papua New Guinea
Paraguay 42 45 45 47
Peru 59 56
Philippines 67
Poland
Portugal
Puerto Rico
Qatar 82 77
Romania
Russian Federation
Rwanda 35 47 48 48
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia
Senegal 54 54 50 48
Serbia
Seychelles
Sierra Leone
Singapore
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands 46 51 44 37
Somalia
South Africa
South Sudan
Spain 93 93 94
Sri Lanka 82
St. Kitts and Nevis
St. Lucia
St. Martin (French part)
St. Vincent and the Grenadines
Sudan
Suriname
Swaziland 45 45 48 52
Sweden 94
Switzerland
Syrian Arab Republic 48 54 57 62
Tajikistan
Tanzania
Thailand
Timor-Leste
Togo 34 34 37 37
Tonga
Trinidad and Tobago
Tunisia 53 50 50
Turkey
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine
United Arab Emirates 63 51 55
United Kingdom
United States
Uruguay
Uzbekistan
Vanuatu
Venezuela, RB
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia 57 59 60 60
Zimbabwe

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