- Year 1991
- Country Australia
-
- Any
- Afghanistan 145
- Africa 31
- Albania 10
- Algeria 7
- Angola 23
- Antarctica 8
- Antigua and Barbuda 2
- Arctic 2
- Argentina 1
- Argentina 42
- Armenia 1
- Asia 7
- Australia 261
- Austria 21
- Azerbaijan 4
- Azores 1
- Bahamas 3
- Bahrain 8
- Balkans 4
- Bangladesh 22
- Barbados 1
- Barbuda 1
- Belarus 13
- Belgium 26
- Benin 5
- Bermuda 1
- Bhutan 6
- Bolivia 19
- Borneo 5
- Bosnia and Herzegovina 26
- Botswana 6
- Brazil 82
- Bulgaria 7
- Burkina Faso 11
- Burundi 6
- Cambodia 50
- Cameroon 9
- Canada 53
- Cape Verde 1
- Central African Republic 1
- Chad 3
- Chagos Islands 2
- Chechnya 13
- Chile 30
- China 199
- Colombia 38
- Congo 5
- DRC 42
- Cook Islands 1
- Costa Rica 1
- Cote D'Ivoire 4
- Croatia 10
- Cuba 30
- Cyprus 9
- Czech Republic 17
- Denmark 30
- Djibouti 1
- Dominican Republic 2
- Eastern Europe 28
- Ecuador 12
- Egypt 64
- El Salvador 11
- Equatorial Guinea 1
- Eritrea 7
- Estonia 7
- Ethiopia 23
- Europe 15
- Falkland Islands (Malvinas) 2
- Faroe Islands 3
- Fiji 13
- Finland 17
- France 117
- French Guiana 3
- French Polynesia 3
- Gabon 1
- Gambia 3
- Georgia 15
- Germany 73
- Ghana 16
- Gibraltar 3
- Greece 40
- Greenland 5
- Guatemala 24
- Guinea 1
- Guinea-Bissau 3
- Guyana 2
- Haiti 22
- Holy See (Vatican City State) 1
- Honduras 3
- Hong Kong 26
- Hungary 15
- Iceland 13
- India 215
- Indonesia 146
- Iran, Islamic Republic of 78
- Iraq 230
- Ireland 32
- Israel/Palestine 215
- Italy 131
- Jamaica 7
- Japan 127
- Jordan 17
- Kazakhstan 6
- Kenya 54
- Kiribati 2
- North Korea 27
- South Korea 39
- Kosovo 19
- Kuwait 6
- Kyrgyzstan 9
- Lao Peoples Democratic Republic 8
- Latvia 1
- Lebanon 74
- Lesotho 1
- Liberia 15
- Libyan Arab Jamahiriya 25
- Lithuania 8
- Macedonia 4
- Madagascar 10
- Malawi 8
- Malaysia 30
- Maldives 3
- Mali 14
- Malta 5
- Marshall Islands 2
- Mauritania 5
- Mauritius 2
- Mexico 50
- Micronesia 1
- Middle East 3
- Moldova 7
- Monaco 2
- Mongolia 10
- Montenegro 1
- Morocco 18
- Mozambique 11
- Myanmar 55
- Namibia 5
- Nauru 4
- Nepal 50
- Netherlands 51
- New Caledonia 1
- New Zealand 48
- Nicaragua 8
- Niger 4
- Nigeria 40
- North America 3
- North Macedonia 2
- Norway 21
- Oman 1
- Pacific 6
- Pakistan 69
- Palau 5
- Palestinian Territory, Occupied 2
- Panama 2
- Papua New Guinea 54
- Paraguay 1
- Peru 28
- Philippines 56
- Poland 22
- Portugal 30
- Puerto Rico 4
- Qatar 11
- Reunion 1
- Romania 22
- Russian Federation 155
- Rwanda 25
- Saint Vincent and the Grenadines 1
- Sao Tome and Principe 1
- Saudi Arabia 17
- Senegal 9
- Serbia 21
- Seychelles 1
- Sierra Leone 22
- Singapore 10
- Slovakia 5
- Slovenia 2
- Solomon Islands 9
- Somalia 30
- South Africa 314
- South Africa/France 1
- South America 2
- South Georgia and the South Sandwich Islands 1
- South Sudan 6
- Spain 75
- Sri Lanka 35
- Sudan 57
- Suriname 2
- Swaziland 1
- Sweden 30
- Switzerland 81
- Syrian Arab Republic 76
- Taiwan 15
- Tajikistan 2
- Tanzania 14
- Thailand 82
- Tibet 19
- Timor-Leste 46
- Togo 3
- Tonga 4
- Trinidad and Tobago 1
- Tunisia 12
- Turkey 60
- Turkey/Iraq 1
- Turkmenistan 2
- Tuvalu 2
- Uganda 40
- Ukraine 92
- United Arab Emirates 20
- United Kingdom 330
- United States 823
- Uruguay 3
- Uzbekistan 9
- Vanuatu 10
- Venezuela 27
- Vietnam 25
- Western Sahara 2
- World 289
- Yemen 28
- Zambia 5
- Zimbabwe 43