39 visiting now: 10 USA 
9 Brazil 
5 Iraq 
3 China 
2 Philippines 
2 India 
2 Kenya 
1 Colombia 
1 Ecuador 
1 Russia 
1 Argentina 
1 Saudi Arabia 
1 Syria 
1 Paraguay 
9 Brazil 5 Iraq 3 China 2 Philippines 2 India 2 Kenya 1 Colombia 1 Ecuador 1 Russia 1 Argentina 1 Saudi Arabia 1 Syria 1 Paraguay