1 United States 40 50%2 Germany 12 15%3 China 7 8.8%4 India 5 6.2%5 France 4 5%6 Hong Kong 3 3.8%7 Poland 2 2.5%8 Russia 2 2.5%9 United Kingdom 2 2.5%10 Indonesia 1 1.2%11 Korea, Republic of 1 1.2%12 Netherlands 1 1.2%130 433 198 177 145 74 168 1325
