 1 United States 40 502 Germany 12 153 China 7 8.84 India 5 6.25 France 4 56 Hong Kong 3 3.87 Poland 2 2.58 Russia 2 2.59 United Kingdom 2 2.510 Indonesia 1 1.211 Korea, Republic of 1 1.212 Netherlands 1 1.2130 433 198 177 145 74 168 1325 