Country name 1986 1987 1988 1989 1990
Afghanistan 47 48 49 50 51
Albania 74 75 75 75 75
Algeria 66 67 68 68 68
American Samoa
Andorra
Angola 43 43 43 43 43
Antigua and Barbuda 73 73 73 74 74
Argentina 74 75 75 75 75
Armenia 72 71 71 71 71
Aruba 76 76 76 76 76
Australia 79 79 80 80 80
Austria 78 78 79 79 79
Azerbaijan 69 69 69 69 69
Bahamas, The 73 74 74 74 74
Bahrain 73 73 73 73 74
Bangladesh 56 57 58 58 59
Barbados 73 73 73 73 74
Belarus 76 76 76 76 76
Belgium 78 79 79 79 80
Belize 73 74 74 74 74
Benin 54 54 55 55 56
Bermuda
Bhutan 49 50 51 52 52
Bolivia 55 55 56 56 57
Bosnia and Herzegovina 74 74 74 74 74
Botswana 65 65 65 65 65
Brazil 67 68 68 69 69
Brunei Darussalam 74 74 74 74 75
Bulgaria 75 75 75 75 75
Burkina Faso 51 51 51 51 51
Burundi 51 51 50 50 50
Cabo Verde 66 66 66 67 67
Cambodia 54 55 55 56 56
Cameroon 55 55 55 55 55
Canada 80 80 80 80 81
Cayman Islands
Central African Republic 52 52 52 52 51
Chad 47 48 48 48 48
Chile 74 75 75 76 76
China 70 70 71 71 71
Colombia 71 72 72 72 72
Comoros 56 57 57 58 58
Congo, Dem. Rep. 49 50 50 50 50
Congo, Rep. 58 58 57 57 57
Costa Rica 78 78 78 78 78
Cote d'Ivoire 55 55 55 55 55
Croatia 75 75 75 76 76
Cuba 76 76 77 77 77
Curacao
Cyprus 78 78 78 78 79
Czech Republic 75 75 75 75 75
Denmark 78 78 78 78 78
Djibouti 57 58 58 58 58
Dominica 74
Dominican Republic 68 69 69 70 71
Ecuador 69 70 70 71 72
Egypt, Arab Rep. 65 65 66 67 67
El Salvador 66 67 67 68 69
Equatorial Guinea 48 49 49 49 50
Eritrea 48 48 49 50 50
Estonia 75 75 75 75 75
Ethiopia 47 47 48 48 49
Faeroe Islands 79 79 79 80 80
Fiji 67 67 67 67 68
Finland 79 79 79 79 79
France 80 80 80 81 81
French Polynesia 70 71 71 71 71
Gabon 61 62 62 63 63
Gambia, The 52 52 53 53 54
Georgia 74 74 74 74 74
Germany 78 78 78 78 79
Ghana 56 56 57 57 58
Greece 79 79 79 79 80
Greenland 68 68 69 69 69
Grenada 70 70 70 71 71
Guam 73 74 74 74 74
Guatemala 63 63 64 65 65
Guinea 48 49 49 50 51
Guinea-Bissau 50 50 51 51 51
Guyana 67 67 67 67 67
Haiti 54 55 55 56 56
Honduras 67 67 68 69 69
Hong Kong SAR, China 79 80 80 80 80
Hungary 73 74 74 74 74
Iceland 81 80 80 80 81
India 56 57 57 58 58
Indonesia 63 64 64 64 65
Iran, Islamic Rep. 64 64 65 66 66
Iraq 70 70 71 72 72
Ireland 77 77 77 77 78
Isle of Man
Israel 77 77 75 78 78
Italy 79 80 80 80 80
Jamaica 73 73 73 73 73
Japan 81 81 81 82 82
Jordan 70 70 71 71 71
Kazakhstan 74 74 73 73 73
Kenya 62 62 61 61 61
Kiribati 61 62 62 63 63
Korea, Dem. Rep. 71 71 72 72 73
Korea, Rep. 73 74 75 75 76
Kuwait 73 73 73 73 73
Kyrgyz Republic 69 70 70 72 73
Lao PDR 53 53 54 54 55
Latvia 75 75 75 75 75
Lebanon 71 71 71 72 72
Lesotho 58 59 59 60 61
Liberia 49 49 49 49 49
Libya 69 69 70 70 70
Liechtenstein
Lithuania 76 76 76 76 76
Luxembourg 78 78 78 78 79
Macao SAR, China 77 77 77 77 78
Macedonia, FYR 72 72 73 73 73
Madagascar 51 51 51 52 52
Malawi 46 46 46 45 45
Malaysia 72 72 72 72 73
Maldives 57 58 59 60 61
Mali 44 45 45 46 46
Malta 77 77 77 77 78
Marshall Islands 75
Mauritania 59 59 59 59 60
Mauritius 72 73 73 73 73
Mexico 73 73 73 74 74
Micronesia, Fed. Sts. 66 66 67 67 67
Moldova 70 70 71 71 71
Monaco
Mongolia 61 62 62 63 63
Montenegro 77 77 77 77 78
Morocco 64 64 65 66 66
Mozambique 43 44 44 44 45
Myanmar 60 60 60 61 61
Namibia 63 63 63 64 64
Nepal 51 52 53 54 55
Netherlands 80 80 80 80 80
New Caledonia 73 73 74 72 73
New Zealand 77 77 78 78 78
Nicaragua 65 65 66 67 67
Niger 42 43 43 44 44
Nigeria 47 47 47 47 47
Northern Mariana Islands
Norway 80 80 80 80 80
Oman 67 67 68 69 69
Pakistan 60 60 60 61 61
Palau 75
Panama 75 75 76 76 76
Papua New Guinea 58 58 58 58 59
Paraguay 70 70 70 70 70
Peru 66 66 67 67 68
Philippines 67 67 68 68 68
Poland 75 75 76 76 76
Portugal 77 77 77 78 78
Puerto Rico 78 79 79 79 79
Qatar 75 76 76 76 76
Romania 73 72 72 73 73
Russian Federation 74 74 75 74 74
Rwanda 52 49 45 41 36
Samoa 66 67 67 68 68
San Marino
Sao Tome and Principe 63 63 63 63 64
Saudi Arabia 69 69 70 70 71
Senegal 56 57 58 58 59
Serbia
Seychelles 73
Sierra Leone 40 40 39 38 38
Singapore 77 77 77 77 78
Sint Maarten (Dutch part)
Slovak Republic 75 75 76 75 75
Slovenia 76 76 77 77 77
Solomon Islands 57 57 57 57 57
Somalia 48 48 47 47 47
South Africa 64 65 65 66 66
South Sudan 42 43 44 44 45
Spain 80 80 80 80 81
Sri Lanka 73 73 73 73 73
St. Kitts and Nevis 68
St. Lucia 74 74 74 74 73
St. Martin (French part) 77 77 78 78 78
St. Vincent and the Grenadines 72 72 72 72 72
Sudan 56 57 57 57 57
Suriname 71 71 71 71 71
Swaziland 60 60 61 61 61
Sweden 80 80 80 81 80
Switzerland 80 81 81 81 81
Syrian Arab Republic 70 70 70 71 71
Tajikistan 66 66 66 66 66
Tanzania 53 52 52 52 51
Thailand 72 72 73 73 73
Timor-Leste 46 47 48 49 50
Togo 57 57 57 57 57
Tonga 70 71 71 71 71
Trinidad and Tobago 71 71 71 71 71
Tunisia 68 69 70 70 72
Turkey 66 66 67 67 68
Turkmenistan 66 66 66 66 66
Turks and Caicos Islands
Tuvalu
Uganda 49 49 48 48 47
Ukraine 74 75 75 75 75
United Arab Emirates 72 72 72 73 73
United Kingdom 78 78 78 78 79
United States 78 78 78 79 79
Uruguay 75 76 76 76 76
Uzbekistan 70 70 70 70 70
Vanuatu 63 63 64 64 65
Venezuela, RB 72 72 72 73 73
Vietnam 74 74 74 75 75
Virgin Islands (U.S.) 77 78 78 78 79
West Bank and Gaza 70
Yemen, Rep. 57 58 58 59 59
Zambia 50 49 48 47 46
Zimbabwe 64 64 63 62 61

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