1,370,782 2006
2 European Union 236,436 2007
3 United States 226,612 2005
4 Russia 87,157 2006
5 China 75,438 2005
6 India 63,221 2006
7 Germany 48,215 2006
8 Canada 48,068 2006
9 Australia 38,550 2006
10 Argentina 31,902 2006
11 France 29,370 2006
12 Brazil 29,295 2006
13 Japan 23,474 2006
14 Poland 23,072 2006
15 Ukraine 22,473 2006
16 South Africa 20,872 2006
17 Italy 19,460 2006
18 Mexico 17,665 2006
19 United Kingdom 16,567 2006
20 Spain 14,974 2006
21 Kazakhstan 13,700 2006
22 Sweden 11,528 2006
23 Romania 11,385 2006
24 Czech Republic 9,597 2006
25 Turkey 8,697 2006
26 Iran 8,367 2006
27 Pakistan 8,163 2006
28 Hungary 8,057 2006
29 Chile 6,585 2006
30 Indonesia 6,458 2006
31 Austria 6,383 2006
32 Sudan 5,978 2006
33 Finland 5,741 2006
34 Belarus 5,512 2006
35 Korea, North 5,235 2006
36 Congo, Democratic Republic of the 5,138 2006
37 Egypt 5,063 2006
38 Switzerland 4,839