
Rank | Countries/Territories | Count | Percent |
1 | United States | 110 | 36.9% |
2 | China | 76 | 25.5% |
3 | Korea, Republic of | 22 | 7.4% |
4 | Ireland | 15 | 5% |
5 | India | 11 | 3.7% |
6 | United Kingdom | 10 | 3.4% |
7 | Germany | 8 | 2.7% |
8 | Canada | 7 | 2.3% |
9 | 5 | 1.7% | |
10 | Philippines | 5 | 1.7% |
11 | Israel | 3 | 1% |
12 | Russia | 3 | 1% |
13 | Sweden | 3 | 1% |
14 | Singapore | 2 | 0.7% |
15 | Jordan | 2 | 0.7% |
16 | Kazakhstan | 2 | 0.7% |
17 | Portugal | 2 | 0.7% |
18 | Latvia | 2 | 0.7% |
19 | Malawi | 2 | 0.7% |
20 | France | 2 | 0.7% |
21 | Greece | 2 | 0.7% |
22 | Iran, Islamic Republic of | 1 | 0.3% |
23 | Australia | 1 | 0.3% |
24 | Ukraine | 1 | 0.3% |
25 | United Arab Emirates | 1 | 0.3% |






