Country name 1980 1981 1982 1983
Afghanistan 52 51 51 51
Albania 29 29 28 28
Algeria 44 43 42 41
American Samoa
Andorra
Angola 53 53 53 53
Antigua and Barbuda 19 19 19 19
Argentina 25 24 24 23
Armenia 22 23 23 23
Aruba 22 22 22 22
Australia 15 16 16 16
Austria 12 12 13 12
Azerbaijan 25 26 25 26
Bahamas, The 26 26 27 27
Bahrain 33 33 33 33
Bangladesh 43 43 42 41
Barbados 18 18 17 17
Belarus 16 16 16 18
Belgium 13 13 12 12
Belize 41 41 40 40
Benin 47 47 47 47
Bermuda 15
Bhutan 44 44 43 43
Bolivia 40 39 39 38
Bosnia and Herzegovina 19 19 18 18
Botswana 44 44 43 42
Brazil 32 32 31 30
Brunei Darussalam 33 33 32 32
Bulgaria 15 14 14 14
Burkina Faso 49 49 49 49
Burundi 51 51 51 51
Cabo Verde 42 42 42 42
Cambodia 44 46 48 49
Cameroon 46 46 46 46
Canada 15 15 15 15
Cayman Islands
Central African Republic 42 42 42 42
Chad 50 50 50 50
Chile 23 23 23 23
China 18 21 22 20
Colombia 32 31 31 30
Comoros 46 46 46 45
Congo, Dem. Rep. 47 47 47 47
Congo, Rep. 42 42 41 41
Costa Rica 30 30 30 30
Cote d'Ivoire 48 48 47 46
Croatia 15 15 14 14
Cuba 16 16 16 17
Curacao
Cyprus 20 20 20 20
Czech Republic 15 14 14 13
Denmark 11 10 10 10
Djibouti 41 40 40 40
Dominica 25 23 23 24
Dominican Republic 34 34 33 33
Ecuador 35 34 34 33
Egypt, Arab Rep. 38 37 37 37
El Salvador 38 37 36 36
Equatorial Guinea 37 38 40 42
Eritrea 46 46 46 46
Estonia 15 15 15 16
Ethiopia 49 49 49 49
Faeroe Islands
Fiji 34 33 33 33
Finland 13 13 14 14
France 14 14 14 14
French Polynesia 31 31 31 31
Gabon 38 38 38 38
Gambia, The 51 51 50 50
Georgia 19 19 19 18
Germany 11 11 11 11
Ghana 43 43 42 42
Greece 15 15 14 14
Greenland 21 21 20 19
Grenada 31 32 32 33
Guam 28 28 28 27
Guatemala 43 43 42 42
Guinea 47 47 47 47
Guinea-Bissau 46 46 47 47
Guyana 30 28 26 25
Haiti 42 42 42 42
Honduras 43 43 43 42
Hong Kong SAR, China 17 17 16 16
Hungary 14 13 13 12
Iceland 20 19 19 18
India 35 35 34 34
Indonesia 33 33 32 31
Iran, Islamic Rep. 44 44 44 44
Iraq 40 40 39 39
Ireland 22 21 20 19
Isle of Man 12
Israel 24 24 24 24
Italy 11 11 11 11
Jamaica 29 29 29 29
Japan 14 13 13 13
Jordan 41 40 40 39
Kazakhstan 24 24 24 25
Kenya 49 49 49 48
Kiribati 37 37 37 37
Korea, Dem. Rep. 20 20 21 21
Korea, Rep. 23 22 22 19
Kosovo 31 33 31
Kuwait 39 38 37 35
Kyrgyz Republic 30 31 31 31
Lao PDR 43 43 43 43
Latvia 14 14 15 16
Lebanon 30 29 29 29
Lesotho 41 41 40 39
Liberia 49 49 49 48
Libya 41 40 39 38
Liechtenstein 15 14 15 13
Lithuania 15 15 15 17
Luxembourg 11 12 12 11
Macao SAR, China 15 17 19 20
Macedonia, FYR 22 21 21 21
Madagascar 45 44 43 43
Malawi 55 54 54 54
Malaysia 29 29 29 29
Maldives 46 46 47 48
Mali 49 49 49 49
Malta 18 17 18 17
Marshall Islands
Mauritania 43 43 42 42
Mauritius 27 26 23 21
Mexico 34 33 32 31
Micronesia, Fed. Sts. 39 39 39 39
Moldova 21 21 22 22
Monaco
Mongolia 39 39 38 38
Montenegro 18 18 18 17
Morocco 39 38 38 37
Mozambique 47 46 46 46
Myanmar 36 35 35 34
Namibia 43 42 42 41
Nepal 41 41 41 40
Netherlands 13 13 12 12
New Caledonia 26 28 27 25
New Zealand 16 16 16 16
Nicaragua 44 44 43 42
Niger 55 55 55 55
Nigeria 47 47 46 46
Northern Mariana Islands
Norway 12 12 12 12
Oman 50 49 49 48
Pakistan 42 42 42 42
Palau
Panama 31 30 30 29
Papua New Guinea 39 39 38 38
Paraguay 37 37 37 37
Peru 36 35 34 34
Philippines 37 36 36 36
Poland 20 19 20 20
Portugal 16 15 15 15
Puerto Rico 23 22 21 20
Qatar 35 34 33 32
Romania 18 17 15 14
Russian Federation 16 16 17 18
Rwanda 54 54 53 53
Samoa 37 37 36 36
San Marino
Sao Tome and Principe 41 41 41 40
Saudi Arabia 43 43 43 42
Senegal 48 48 47 47
Serbia
Seychelles 29 28 24 26
Sierra Leone 48 48 48 47
Singapore 17 17 17 16
Sint Maarten (Dutch part)
Slovak Republic 19 19 18 18
Slovenia 16 15 15 14
Solomon Islands 44 44 43 42
Somalia 46 46 46 46
South Africa 35 35 34 34
South Sudan 48 48 48 48
Spain 15 14 14 13
Sri Lanka 27 27 26 25
St. Kitts and Nevis 27 26 29 24
St. Lucia 36 35 34 33
St. Martin (French part) 21 23
St. Vincent and the Grenadines 31 30 29 29
Sudan 45 45 44 44
Suriname 30 30 30 29
Swaziland 48 48 48 48
Sweden 12 11 11 11
Switzerland 12 11 11 11
Syrian Arab Republic 44 44 43 42
Tajikistan 39 40 40 41
Tanzania 47 46 46 46
Thailand 27 26 25 24
Timor-Leste 38 40 42 43
Togo 47 47 46 46
Tonga 35 35 35 34
Trinidad and Tobago 29 29 29 28
Tunisia 36 35 35 34
Turkey 35 34 34 33
Turkmenistan 35 35 35 36
Turks and Caicos Islands
Tuvalu
Uganda 49 49 49 49
Ukraine 15 15 15 16
United Arab Emirates 30 30 30 30
United Kingdom 13 13 13 13
United States 16 16 16 16
Uruguay 19 19 19 18
Uzbekistan 34 35 35 35
Vanuatu 39 39 38 38
Venezuela, RB 33 33 32 32
Vietnam 32 32 32 31
Virgin Islands (U.S.) 26 25 25 25
West Bank and Gaza
Yemen, Rep. 56 56 56 56
Zambia 46 46 45 45
Zimbabwe 47 46 45 44

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