
Rank | Countries/Territories | Count | Percent |
1 | China | 258 | 35.9% |
2 | United States | 155 | 21.6% |
3 | Germany | 115 | 16% |
4 | Sweden | 30 | 4.2% |
5 | Russia | 22 | 3.1% |
6 | Netherlands | 20 | 2.8% |
7 | Korea, Republic of | 18 | 2.5% |
8 | Ireland | 17 | 2.4% |
9 | 15 | 2.1% | |
10 | United Kingdom | 15 | 2.1% |
11 | Canada | 14 | 1.9% |
12 | Portugal | 10 | 1.4% |
13 | Japan | 6 | 0.8% |
14 | India | 6 | 0.8% |
15 | Pakistan | 4 | 0.6% |
16 | Italy | 2 | 0.3% |
17 | Australia | 2 | 0.3% |
18 | Cyprus | 2 | 0.3% |
19 | France | 2 | 0.3% |
20 | Spain | 2 | 0.3% |
21 | Thailand | 1 | 0.1% |
22 | Iran, Islamic Republic of | 1 | 0.1% |
23 | Singapore | 1 | 0.1% |






