57 visiting now: 17 USA

6 Singapore

5 Saudi Arabia

3 Brazil

3 Canada

3 Venezuela

2 Mexico

2 India

2 UK

2 Iraq

2 Uruguay

2 Argentina

2 Malaysia

2 Germany

1 Azerbaijan

1 Belgium

1 South Africa

1 Nicaragua

1 Indonesia

1 Nigeria

1 Philippines

1 Japan

1 Costa Rica