United States 461
Viet Nam 190
Russian Federation 115
India 79
Romania 77
United Kingdom 72
Pakistan 61
Canada 56
Czech Republic 50
Italy 49
Norway 48
Ukraine 45
Indonesia 40
Bulgaria 38
Malaysia 37
Philippines 30
Sweden 28
Thailand 27
Spain 26
Egypt 25
Saudi Arabia 25
Hungary 24
Germany 24
Australia 24
France 23
Portugal 22
Brazil 19
Netherlands 18
Turkey 15
Latvia 12
Croatia 12
Poland 11
Israel 10
Greece 9
Colombia 9
Taiwan, Province of China 9
Slovenia 9
Denmark 9
Mexico 7
Estonia 6
Lithuania 6
United Arab Emirates 6
Jordan 6
Slovakia 6
Singapore 6
Bahrain 6
Japan 5
Iran, Islamic Republic of 5
Oman 5
Dominican Republic 5
Korea, Republic of 5
Belarus 5
Azerbaijan 5
Finland 5
Hong Kong 5
Argentina 5
Bangladesh 4
Switzerland 4
South Africa 3
Cyprus 3
Macedonia, The Former Yugoslav Republic of 3
Ireland 2
Nigeria 2
Belgium 2
New Zealand 2
Moldova, Republic of 2
Serbia 2
Tunisia 2
Lebanon 2
Angola 2
Venezuela, Bolivarian Republic of 2
Palestinian Territory, Occupied 1
Puerto Rico 1
Bosnia and Herzegovina 1
Costa Rica 1
Mongolia 1
Trinidad and Tobago 1
Yemen 1
Sri Lanka 1
China 1
Luxembourg 1
Panama 1
European Union 1