 1 United States 35 36.82 Germany 16 16.83 China 13 13.74 Canada 4 4.25 France 3 3.26 Korea, Republic of 3 3.27 Ukraine 2 2.18 United Kingdom 2 2.19 Netherlands 2 2.110 Australia 2 2.111 Hong Kong 2 2.112 India 2 2.113 Ireland 1 1.114 Israel 1 1.115 Brazil 1 1.116 Bulgaria 1 1.117 Qatar 1 1.118 Spain 1 1.119 Switzerland 1 1.120 Turkey 1 1.121 Malaysia 1 1.1 