
Rank | Countries/Territories | Count | Percent |
1 | United States | 35 | 31.5% |
2 | Ireland | 30 | 27% |
3 | China | 28 | 25.2% |
4 | Korea, Republic of | 9 | 8.1% |
5 | Sweden | 4 | 3.6% |
6 | Germany | 3 | 2.7% |
7 | Iran, Islamic Republic of | 1 | 0.9% |
8 | Russia | 1 | 0.9% |







Rank | Countries/Territories | Count | Percent |
1 | United States | 35 | 31.5% |
2 | Ireland | 30 | 27% |
3 | China | 28 | 25.2% |
4 | Korea, Republic of | 9 | 8.1% |
5 | Sweden | 4 | 3.6% |
6 | Germany | 3 | 2.7% |
7 | Iran, Islamic Republic of | 1 | 0.9% |
8 | Russia | 1 | 0.9% |