
Rank | Countries/Territories | Count | Percent |
1 | United States | 253 | 46.3% |
2 | China | 77 | 14.1% |
3 | Germany | 52 | 9.5% |
4 | Russia | 41 | 7.5% |
5 | Ireland | 26 | 4.8% |
6 | Netherlands | 19 | 3.5% |
7 | Brazil | 19 | 3.5% |
8 | 16 | 2.9% | |
9 | Australia | 8 | 1.5% |
10 | Hong Kong | 8 | 1.5% |
11 | France | 6 | 1.1% |
12 | United Kingdom | 6 | 1.1% |
13 | Singapore | 3 | 0.5% |
14 | Japan | 2 | 0.4% |
15 | Korea, Republic of | 2 | 0.4% |
16 | Canada | 2 | 0.4% |
17 | Czech Republic | 1 | 0.2% |
18 | Ukraine | 1 | 0.2% |
19 | New Zealand | 1 | 0.2% |
20 | Pakistan | 1 | 0.2% |
21 | Philippines | 1 | 0.2% |
22 | Uzbekistan | 1 | 0.2% |