52 visiting now: 35 USA 
5 Canada 
3 Singapore 
2 UK 
2 Morocco 
2 China 
1 Ecuador 
1 Slovakia 
1 Germany 
1 Switzerland 
1 Hong Kong 
1 Armenia 
1 Turkmenistan 
1 Moldova 
5 Canada 3 Singapore 2 UK 2 Morocco 2 China 1 Ecuador 1 Slovakia 1 Germany 1 Switzerland 1 Hong Kong 1 Armenia 1 Turkmenistan 1 Moldova