
Rank | Countries/Territories | Count | Percent |
1 | China | 51 | 31.1% |
2 | United States | 28 | 17.1% |
3 | Germany | 23 | 14% |
4 | France | 11 | 6.7% |
5 | Korea, Republic of | 9 | 5.5% |
6 | Sweden | 9 | 5.5% |
7 | Netherlands | 8 | 4.9% |
8 | Italy | 6 | 3.7% |
9 | Ireland | 4 | 2.4% |
10 | Russia | 4 | 2.4% |
11 | Ukraine | 3 | 1.8% |
12 | United Kingdom | 3 | 1.8% |
13 | Canada | 3 | 1.8% |
14 | Norway | 1 | 0.6% |
15 | Singapore | 1 | 0.6% |






