
Rank | Countries/Territories | Count | Percent |
1 | China | 176 | 33.3% |
2 | United States | 140 | 26.5% |
3 | Germany | 78 | 14.7% |
4 | Russia | 24 | 4.5% |
5 | France | 20 | 3.8% |
6 | Ireland | 20 | 3.8% |
7 | Netherlands | 18 | 3.4% |
8 | Japan | 14 | 2.6% |
9 | Taiwan | 7 | 1.3% |
10 | Canada | 4 | 0.8% |
11 | Cyprus | 3 | 0.6% |
12 | Norway | 3 | 0.6% |
13 | Oman | 3 | 0.6% |
14 | Australia | 2 | 0.4% |
15 | Brazil | 2 | 0.4% |
16 | Bulgaria | 2 | 0.4% |
17 | United Kingdom | 2 | 0.4% |
18 | India | 2 | 0.4% |
19 | Sudan | 2 | 0.4% |
20 | Singapore | 1 | 0.2% |
21 | Thailand | 1 | 0.2% |
22 | Egypt | 1 | 0.2% |
23 | Hong Kong | 1 | 0.2% |
24 | Nigeria | 1 | 0.2% |
25 | Korea, Republic of | 1 | 0.2% |
26 | Latvia | 1 | 0.2% |






