
Rank | Countries/Territories | Count | Percent |
1 | United States | 304 | 34.3% |
2 | China | 253 | 28.6% |
3 | Germany | 148 | 16.7% |
4 | Russia | 39 | 4.4% |
5 | Ireland | 29 | 3.3% |
6 | France | 22 | 2.5% |
7 | Netherlands | 19 | 2.1% |
8 | Canada | 14 | 1.6% |
9 | Korea, Republic of | 12 | 1.4% |
10 | India | 6 | 0.7% |
11 | Colombia | 5 | 0.6% |
12 | Japan | 5 | 0.6% |
13 | Mexico | 4 | 0.5% |
14 | Singapore | 4 | 0.5% |
15 | Sweden | 4 | 0.5% |
16 | Israel | 3 | 0.3% |
17 | Cyprus | 3 | 0.3% |
18 | United Kingdom | 3 | 0.3% |
19 | Viet Nam | 2 | 0.2% |
20 | Australia | 2 | 0.2% |
21 | Hungary | 2 | 0.2% |
22 | Turkey | 2 | 0.2% |
23 | Lithuania | 1 | 0.1% |






