
Rank | Countries/Territories | Count | Percent |
1 | United States | 55 | 45.5% |
2 | Ireland | 16 | 13.2% |
3 | China | 15 | 12.4% |
4 | Japan | 13 | 10.7% |
5 | Korea, Republic of | 6 | 5% |
6 | Taiwan | 6 | 5% |
7 | Canada | 6 | 5% |
8 | Belgium | 2 | 1.7% |
9 | Germany | 2 | 1.7% |







Rank | Countries/Territories | Count | Percent |
1 | United States | 55 | 45.5% |
2 | Ireland | 16 | 13.2% |
3 | China | 15 | 12.4% |
4 | Japan | 13 | 10.7% |
5 | Korea, Republic of | 6 | 5% |
6 | Taiwan | 6 | 5% |
7 | Canada | 6 | 5% |
8 | Belgium | 2 | 1.7% |
9 | Germany | 2 | 1.7% |