46 visiting now: 28 USA 
8 Singapore 
8 Canada 
2 UK 
1 Iran 
1 Russia 
1 Costa Rica 
1 India 
8 Singapore 8 Canada 2 UK 1 Iran 1 Russia 1 Costa Rica 1 India 8 Singapore 8 Canada 2 UK 1 Iran 1 Russia 1 Costa Rica 1 India