Country name 1986 1987 1988 1989 1990
Afghanistan 50 50 50 50 50
Albania 61 61 61 62 62
Algeria 52 52 52 53 53
American Samoa
Andorra
Angola 50 50 50 50 50
Antigua and Barbuda 64 64 64 63 62
Argentina 61 60 60 60 60
Armenia 64 64 64 64 64
Aruba 68 68 68 68 68
Australia 66 66 67 67 67
Austria 68 68 68 68 68
Azerbaijan 62 62 62 62 62
Bahamas, The 61 62 62 63 63
Bahrain 64 64 64 65 65
Bangladesh 53 54 54 54 55
Barbados 63 64 65 65 66
Belarus 67 67 67 67 66
Belgium 68 68 67 67 67
Belize 51 51 52 52 52
Benin 51 51 51 51 51
Bermuda
Bhutan 53 53 53 53 53
Bolivia 54 54 54 54 54
Bosnia and Herzegovina 68 69 69 69 69
Botswana 51 52 52 52 53
Brazil 59 60 60 60 61
Brunei Darussalam 60 61 62 62 63
Bulgaria 67 67 67 67 67
Burkina Faso 50 50 49 49 49
Burundi 51 50 50 49 49
Cabo Verde 50 50 50 50 50
Cambodia 54 54 54 53 53
Cameroon 50 50 50 50 50
Canada 68 68 68 68 68
Cayman Islands
Central African Republic 53 53 53 53 53
Chad 50 50 49 49 49
Chile 64 64 64 64 64
China 65 65 65 66 66
Colombia 59 59 59 59 59
Comoros 51 50 50 50 50
Congo, Dem. Rep. 52 52 52 52 51
Congo, Rep. 52 52 52 52 53
Costa Rica 60 60 60 60 60
Cote d'Ivoire 52 52 52 52 53
Croatia 69 69 69 69 69
Cuba 66 66 67 68 68
Curacao 66 66 66 65 65
Cyprus 65 65 65 65 65
Czech Republic 65 65 65 65 66
Denmark 67 67 67 67 67
Djibouti 53 53 52 52 53
Dominica
Dominican Republic 56 57 57 57 57
Ecuador 56 57 57 57 58
Egypt, Arab Rep. 55 55 54 54 54
El Salvador 54 55 55 55 56
Equatorial Guinea 60 59 59 58 58
Eritrea 52 52 51 51 51
Estonia 66 66 66 66 66
Ethiopia 51 51 51 51 51
Faroe Islands
Fiji 58 58 58 58 59
Finland 68 68 68 67 67
France 66 66 66 66 66
French Polynesia 61 61 61 61 61
Gabon 53 53 53 53 52
Gambia, The 51 51 51 51 51
Georgia 66 66 66 66 66
Germany 70 70 70 69 69
Ghana 53 53 53 53 53
Greece 66 66 66 67 67
Greenland
Grenada 55 55 55 54 53
Guam 65 65 66 66 66
Guatemala 51 51 51 51 51
Guinea 53 53 53 53 53
Guinea-Bissau 52 52 52 52 52
Guyana 57 58 59 60 61
Haiti 53 53 53 53 53
Honduras 51 51 51 51 51
Hong Kong SAR, China 69 69 70 70 70
Hungary 66 66 66 66 66
Iceland 64 64 64 64 64
India 58 58 58 58 58
Indonesia 58 58 59 59 60
Iran, Islamic Rep. 51 51 51 51 51
Iraq 50 50 50 50 50
Ireland 60 60 60 61 61
Isle of Man
Israel 59 59 59 60 60
Italy 68 68 68 69 69
Jamaica 56 57 57 57 57
Japan 68 69 69 70 70
Jordan 49 50 50 50 50
Kazakhstan 62 62 63 63 63
Kenya 47 47 48 48 48
Kiribati 57 57 57 56 56
Korea, Dem. People’s Rep. 66 67 68 69 69
Korea, Rep. 66 67 68 69 69
Kuwait 62 62 62 63 64
Kyrgyz Republic 58 58 58 57 57
Lao PDR 52 52 52 52 52
Latvia 67 67 67 67 67
Lebanon 58 59 59 60 60
Lesotho 51 51 52 52 52
Liberia 52 52 52 52 52
Libya 53 53 54 54 55
Liechtenstein
Lithuania 67 67 67 67 67
Luxembourg 70 70 70 69 69
Macao SAR, China 67 67 68 68 68
Macedonia, FYR 66 67 67 67 67
Madagascar 51 52 52 52 52
Malawi 50 50 51 51 52
Malaysia 58 58 59 59 59
Maldives 51 50 50 50 50
Mali 51 50 50 50 50
Malta 66 66 66 66 66
Marshall Islands
Mauritania 52 52 52 52 52
Mauritius 64 65 65 66 66
Mexico 54 55 55 56 57
Micronesia, Fed. Sts. 51 51 52 52 52
Moldova 65 65 64 64 64
Monaco
Mongolia 54 54 54 55 55
Montenegro 66 66 66 66 66
Morocco 55 56 56 56 56
Mozambique 51 51 50 50 49
Myanmar 56 57 57 58 58
Namibia 50 51 52 52 53
Nepal 54 54 54 54 54
Netherlands 69 69 69 69 69
New Caledonia 61 61 62 63 63
New Zealand 65 65 66 66 66
Nicaragua 50 50 51 51 51
Niger 50 50 50 50 50
Nigeria 52 52 52 52 52
Northern Mariana Islands
Norway 64 65 65 65 65
Oman 52 52 52 52 52
Pakistan 53 53 53 53 53
Palau
Panama 58 58 58 59 59
Papua New Guinea 53 54 54 55 55
Paraguay 55 55 55 55 55
Peru 56 57 57 57 58
Philippines 55 55 55 56 56
Poland 65 65 65 65 65
Portugal 65 65 65 66 66
Puerto Rico 62 62 63 63 63
Qatar 70 70 70 70 70
Romania 66 66 66 66 66
Russian Federation 67 67 67 67 67
Rwanda 48 48 47 47 48
Samoa 55 55 55 55 56
San Marino
Sao Tome and Principe 48 48 47 47 48
Saudi Arabia 55 55 55 55 55
Senegal 50 50 50 50 50
Serbia 67
Seychelles 58 58 58 58 57
Sierra Leone 53 53 53 53 53
Singapore 71 71 72 73 73
Sint Maarten (Dutch part)
Slovak Republic 64 64 64 64 64
Slovenia 68 68 68 68 69
Solomon Islands 50 50 51 51 52
Somalia 52 52 52 52 52
South Africa 57 57 57 57 58
South Sudan 53 53 53 53 53
Spain 65 66 66 66 67
Sri Lanka 61 61 62 62 62
St. Kitts and Nevis
St. Lucia 55 55 56 56 56
St. Martin (French part)
St. Vincent and the Grenadines 55 55 56 56 56
Sudan 51 51 51 51 52
Suriname 60 61 61 61 61
Swaziland 48 49 49 49 49
Sweden 65 65 64 64 64
Switzerland 68 68 68 68 68
Syrian Arab Republic 49 49 49 50 50
Tajikistan 53 53 53 53 53
Tanzania 51 51 51 51 51
Thailand 62 63 64 65 65
Timor-Leste 58 58 58 59 59
Togo 50 50 50 51 51
Tonga 56 56 56 56 56
Trinidad and Tobago 60 60 60 60 61
Tunisia 57 57 57 58 58
Turkey 57 58 58 59 59
Turkmenistan 56 56 56 56 56
Turks and Caicos Islands
Tuvalu
Uganda 50 49 49 49 49
Ukraine 67 67 67 67 67
United Arab Emirates 67 67 67 68 68
United Kingdom 66 66 66 65 65
United States 66 66 66 66 66
Uruguay 62 62 62 62 62
Uzbekistan 55 55 55 55 55
Vanuatu 53 53 53 53 53
Venezuela, RB 58 58 58 58 58
Vietnam 56 56 56 57 57
Virgin Islands (U.S.) 61 62 63 64 65
West Bank and Gaza 49
Yemen, Rep. 46 46 46 46 46
Zambia 50 50 50 50 50
Zimbabwe 49 50 50 50 51

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