
Rank | Countries/Territories | Count | Percent |
1 | United States | 210 | 45.1% |
2 | China | 101 | 21.7% |
3 | Germany | 53 | 11.4% |
4 | 33 | 7.1% | |
5 | Russia | 22 | 4.7% |
6 | Czech Republic | 10 | 2.1% |
7 | Brazil | 8 | 1.7% |
8 | Hong Kong | 4 | 0.9% |
9 | Netherlands | 4 | 0.9% |
10 | Iran, Islamic Republic of | 3 | 0.6% |
11 | Japan | 3 | 0.6% |
12 | Singapore | 2 | 0.4% |
13 | France | 2 | 0.4% |
14 | Belgium | 2 | 0.4% |
15 | Nepal | 2 | 0.4% |
16 | Argentina | 1 | 0.2% |
17 | Indonesia | 1 | 0.2% |
18 | Ukraine | 1 | 0.2% |
19 | Uruguay | 1 | 0.2% |
20 | Morocco | 1 | 0.2% |
21 | Norway | 1 | 0.2% |
22 | Panama | 1 | 0.2% |