29 visiting now: 12 USA 
5 China 
3 Singapore 
2 Italy 
1 Taiwan 
1 Germany 
1 Laos 
1 India 
1 Netherlands 
1 Bangladesh 
1 Korea 
5 China 3 Singapore 2 Italy 1 Taiwan 1 Germany 1 Laos 1 India 1 Netherlands 1 Bangladesh 1 Korea