- Year 1998
- Country Singapore
-
- Any
- Afghanistan 15
- Africa 5
- Angola 1
- Antarctica 1
- Argentina 1
- Asia 1
- Australia 41
- Austria 1
- Azerbaijan 1
- Balkans 1
- Bangladesh 2
- Belgium 1
- Brazil 6
- Burkina Faso 2
- Burundi 1
- Cambodia 4
- Canada 3
- Chagos Islands 1
- Chechnya 1
- Chile 1
- China 10
- Colombia 4
- DRC 1
- Croatia 1
- Cuba 2
- Denmark 1
- Eastern Europe 2
- Ecuador 1
- Egypt 1
- Ethiopia 2
- Falkland Islands (Malvinas) 1
- France 9
- Gambia 1
- Germany 1
- Greece 1
- Haiti 2
- Hong Kong 2
- Hungary 1
- India 11
- Indonesia 8
- Iran, Islamic Republic of 5
- Iraq 14
- Ireland 1
- Israel/Palestine 13
- Italy 3
- Jamaica 2
- Japan 4
- Jordan 1
- Kenya 2
- Lao Peoples Democratic Republic 1
- Lebanon 4
- Malaysia 1
- Maldives 2
- Mali 1
- Mexico 2
- Moldova 1
- Mongolia 1
- Montenegro 1
- Mozambique 1
- Myanmar 5
- Nepal 6
- Netherlands 2
- New Zealand 3
- Nigeria 2
- Norway 1
- Pakistan 3
- Papua New Guinea 2
- Paraguay 1
- Peru 3
- Philippines 2
- Portugal 2
- Romania 1
- Russian Federation 10
- Rwanda 5
- Saudi Arabia 1
- Serbia 1
- Sierra Leone 2
- Singapore 1
- Somalia 2
- South Africa 19
- South America 1
- South Georgia and the South Sandwich Islands 1
- South Sudan 1
- Spain 2
- Sri Lanka 1
- Sudan 3
- Sweden 2
- Switzerland 4
- Syrian Arab Republic 8
- Tanzania 1
- Thailand 4
- Timor-Leste 3
- Togo 1
- Trinidad and Tobago 1
- Turkey 2
- Uganda 3
- Ukraine 9
- United Kingdom 16
- United States 56
- Venezuela 4
- Vietnam 1
- World 17
- Yemen 2
- Zimbabwe 1