Country name 1980 1981 1982 1983 1984
Afghanistan
Albania 45 43 44 43 44
Algeria 58 57 56 56 56
American Samoa
Andorra
Angola
Antigua and Barbuda 18 18 15 14 15
Argentina 41 40 41 42 40
Armenia
Aruba
Australia 38 39 38 37 37
Austria 37 37 36 35 34
Azerbaijan
Bahamas, The
Bahrain 59 58 53 48 49
Bangladesh 21 21 21 22 21
Barbados 23 23 22 23 24
Belarus
Belgium
Belize 31 27 24 24 27
Benin 12 13 15 15 17
Bermuda
Bhutan 12 17 19 21 22
Bolivia 32 33 35 36 33
Bosnia and Herzegovina
Botswana 51 47 49 54 57
Brazil 44 44 46 44 46
Brunei Darussalam 85 82 80 77 73
Bulgaria 54 53 58 60 60
Burkina Faso 20 19 19 21 20
Burundi 13 13 15 16 14
Cabo Verde 17 17 16 17 18
Cambodia
Cameroon 26 30 32 35 37
Canada
Cayman Islands
Central African Republic 20 19 13 15 15
Chad 9 12 12 13 16
Chile 37 37 35 40 40
China 48 46 45 44 43
Colombia 32 31 32 32 34
Comoros 13 13 14 14 15
Congo, Dem. Rep. 35 34 28 27 29
Congo, Rep. 47 51 53 54 57
Costa Rica 32 34
Cote d'Ivoire 20 19 21 21 20
Croatia
Cuba 19 19 19 18 18
Curacao
Cyprus 34 32 31 30 29
Czech Republic
Denmark
Djibouti
Dominica 21 20 20 18 18
Dominican Republic 31 30 30 31 31
Ecuador 26 27 27 27 29
Egypt, Arab Rep. 37 38 32 30 29
El Salvador
Equatorial Guinea
Eritrea
Estonia
Ethiopia 9 9 9 11
Faeroe Islands
Fiji 22 21 21 20 20
Finland 38 38 37 37 36
France 31 30 29 29 28
French Polynesia
Gabon 60 58 61 57 60
Gambia, The
Georgia 35 36 38 37 36
Germany
Ghana 12 10 6 11
Greece
Greenland
Grenada 13 15 18 17 17
Guam
Guatemala
Guinea
Guinea-Bissau 20 17 14 11 14
Guyana 36 31 29 23 24
Haiti
Honduras 24 23 24 25 26
Hong Kong SAR, China
Hungary
Iceland
India 24 25 25 25 26
Indonesia 42 41 38 40 39
Iran, Islamic Rep. 31 30 36 34 30
Iraq
Ireland
Isle of Man
Israel
Italy
Jamaica
Japan 39 39 39 38 38
Jordan 24 27 28 27 28
Kazakhstan
Kenya 21 20 20 19 19
Kiribati 9 9 8 8 6
Korea, Dem. Rep.
Korea, Rep. 34 34 34 36 37
Kosovo
Kuwait
Kyrgyz Republic
Lao PDR
Latvia 51 50 47 42 41
Lebanon
Lesotho 27 25 32 24 27
Liberia 28 33 32 30 28
Libya
Liechtenstein
Lithuania
Luxembourg
Macao SAR, China
Macedonia, FYR
Madagascar 16 14 13 14 13
Malawi 23 22 21 21 20
Malaysia 41 40 38 39 39
Maldives
Mali 13 14 14 15 15
Malta 64 62 61 59 60
Marshall Islands
Mauritania 26 26 23 21 25
Mauritius 26 25 25 25 27
Mexico 34 33 33 35 35
Micronesia, Fed. Sts.
Moldova
Monaco
Mongolia 25 26 26 27
Montenegro
Morocco 30 34 32 33 33
Mozambique 34 34 33 27 20
Myanmar 13 12 13 13 13
Namibia 51 42 38 36 34
Nepal 12 12 13 13 13
Netherlands 33 33 32 31 33
New Caledonia
New Zealand 35 36 37 36 36
Nicaragua
Niger 23 19 17 20 22
Nigeria 40 35 31 28
Northern Mariana Islands
Norway 38 38 39 40 41
Oman 69 67 63 61 59
Pakistan 25 23 22 22 23
Palau
Panama 20 19 19 18 18
Papua New Guinea 29 25 25 30 26
Paraguay
Peru
Philippines 39 39 39 39 38
Poland
Portugal
Puerto Rico 78 77 78 79 81
Qatar
Romania 57 55
Russian Federation
Rwanda 22 21 22 24 23
Samoa
San Marino
Sao Tome and Principe
Saudi Arabia 72 71 60 50 46
Senegal 20 19 21 21 21
Serbia
Seychelles 16 18 16 16 17
Sierra Leone 22 20 17 15 14
Singapore 36 36 35 36 37
Sint Maarten (Dutch part)
Slovak Republic
Slovenia
Solomon Islands
Somalia 8 8 8 7 7
South Africa 48 46 44 45 43
South Sudan
Spain
Sri Lanka 30 28 26 26 26
St. Kitts and Nevis 27 24 24 25 23
St. Lucia 24 23 21 18 18
St. Martin (French part)
St. Vincent and the Grenadines 27 26 25 25 23
Sudan 15 15 16
Suriname 39 38 34 31 32
Swaziland 30 30 30 28 27
Sweden 33 32 32 32 34
Switzerland
Syrian Arab Republic
Tajikistan
Tanzania
Thailand 29 30 30 31 32
Timor-Leste
Togo 25 22 23 21 20
Tonga 14 13 12 16 16
Trinidad and Tobago 45
Tunisia 36 37 35 38 38
Turkey 24 27 28 27 26
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda 4 7 11 9 11
Ukraine
United Arab Emirates 73 68 63 61 63
United Kingdom
United States
Uruguay 33 34
Uzbekistan
Vanuatu 7 6 7 9 8
Venezuela, RB 46 44 42 39 52
Vietnam
Virgin Islands (U.S.)
West Bank and Gaza
Yemen, Rep.
Zambia 42 41 39 47 44
Zimbabwe 29 27 25 29 33

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