
Rank | Countries/Territories | Count | Percent |
1 | United States | 256 | 56.3% |
2 | Germany | 65 | 14.3% |
3 | China | 43 | 9.5% |
4 | United Kingdom | 22 | 4.8% |
5 | Russia | 21 | 4.6% |
6 | Brazil | 13 | 2.9% |
7 | Hong Kong | 9 | 2% |
8 | Taiwan | 3 | 0.7% |
9 | Ukraine | 2 | 0.4% |
10 | Austria | 2 | 0.4% |
11 | Ireland | 2 | 0.4% |
12 | Japan | 2 | 0.4% |
13 | Malaysia | 2 | 0.4% |
14 | Netherlands | 2 | 0.4% |
15 | Hungary | 2 | 0.4% |
16 | Canada | 2 | 0.4% |
17 | Czech Republic | 2 | 0.4% |
18 | Egypt | 2 | 0.4% |
19 | Indonesia | 1 | 0.2% |
20 | Iraq | 1 | 0.2% |
21 | Korea, Republic of | 1 | 0.2% |