44 visiting now: 36 USA 
5 Singapore 
3 UK 
3 Canada 
2 Europe 
1 Turkey 
1 Australia 
1 Taiwan 
5 Singapore 3 UK 3 Canada 2 Europe 1 Turkey 1 Australia 1 Taiwan 5 Singapore 3 UK 3 Canada 2 Europe 1 Turkey 1 Australia 1 Taiwan