
Rank | Countries/Territories | Count | Percent |
1 | United States | 28 | 31.5% |
2 | Germany | 21 | 23.6% |
3 | China | 11 | 12.4% |
4 | United Kingdom | 6 | 6.7% |
5 | Hong Kong | 4 | 4.5% |
6 | India | 3 | 3.4% |
7 | Ireland | 3 | 3.4% |
8 | Japan | 3 | 3.4% |
9 | Netherlands | 2 | 2.2% |
10 | France | 2 | 2.2% |
11 | Russia | 2 | 2.2% |
12 | Spain | 2 | 2.2% |
13 | Poland | 1 | 1.1% |
14 | Canada | 1 | 1.1% |





