
Rank | Countries/Territories | Count | Percent |
1 | United States | 141 | 29.5% |
2 | China | 128 | 26.8% |
3 | Russia | 113 | 23.6% |
4 | Germany | 18 | 3.8% |
5 | Norway | 14 | 2.9% |
6 | United Kingdom | 13 | 2.7% |
7 | Brazil | 12 | 2.5% |
8 | 4 | 0.8% | |
9 | Hong Kong | 4 | 0.8% |
10 | Ireland | 4 | 0.8% |
11 | Australia | 4 | 0.8% |
12 | Netherlands | 3 | 0.6% |
13 | Poland | 3 | 0.6% |
14 | Romania | 2 | 0.4% |
15 | Japan | 2 | 0.4% |
16 | Korea, Republic of | 2 | 0.4% |
17 | Costa Rica | 2 | 0.4% |
18 | Czech Republic | 2 | 0.4% |
19 | Canada | 2 | 0.4% |
20 | Algeria | 1 | 0.2% |
21 | Indonesia | 1 | 0.2% |
22 | Senegal | 1 | 0.2% |
23 | Singapore | 1 | 0.2% |
24 | Uzbekistan | 1 | 0.2% |