
Rank | Countries/Territories | Count | Percent |
1 | United States | 170 | 33% |
2 | China | 114 | 22.1% |
3 | Germany | 63 | 12.2% |
4 | France | 30 | 5.8% |
5 | Netherlands | 26 | 5% |
6 | Ireland | 18 | 3.5% |
7 | Japan | 18 | 3.5% |
8 | Canada | 17 | 3.3% |
9 | Russia | 14 | 2.7% |
10 | United Kingdom | 9 | 1.7% |
11 | Portugal | 6 | 1.2% |
12 | Cyprus | 6 | 1.2% |
13 | Hong Kong | 4 | 0.8% |
14 | Italy | 3 | 0.6% |
15 | Slovenia | 3 | 0.6% |
16 | Spain | 3 | 0.6% |
17 | Ukraine | 2 | 0.4% |
18 | Singapore | 2 | 0.4% |
19 | India | 2 | 0.4% |
20 | Iran, Islamic Republic of | 2 | 0.4% |
21 | Norway | 1 | 0.2% |
22 | Pakistan | 1 | 0.2% |
23 | Switzerland | 1 | 0.2% |






