
Rank | Countries/Territories | Count | Percent |
1 | United States | 25 | 38.5% |
2 | Germany | 24 | 36.9% |
3 | Netherlands | 5 | 7.7% |
4 | China | 4 | 6.2% |
5 | France | 3 | 4.6% |
6 | Australia | 1 | 1.5% |
7 | Estonia | 1 | 1.5% |
8 | Russia | 1 | 1.5% |
9 | Greece | 1 | 1.5% |





Rank | Countries/Territories | Count | Percent |
1 | United States | 25 | 38.5% |
2 | Germany | 24 | 36.9% |
3 | Netherlands | 5 | 7.7% |
4 | China | 4 | 6.2% |
5 | France | 3 | 4.6% |
6 | Australia | 1 | 1.5% |
7 | Estonia | 1 | 1.5% |
8 | Russia | 1 | 1.5% |
9 | Greece | 1 | 1.5% |