43 visiting now: 22 USA 
9 Vietnam 
4 UK 
2 Brazil 
1 Switzerland 
1 Iran 
1 Latvia 
1 Lithuania 
1 Venezuela 
1 Mexico 
1 Argentina 
1 Netherlands 
9 Vietnam 4 UK 2 Brazil 1 Switzerland 1 Iran 1 Latvia 1 Lithuania 1 Venezuela 1 Mexico 1 Argentina 1 Netherlands