
Rank | Countries/Territories | Count | Percent |
1 | China | 50 | 34% |
2 | United States | 25 | 17% |
3 | Ireland | 20 | 13.6% |
4 | Korea, Republic of | 13 | 8.8% |
5 | Germany | 7 | 4.8% |
6 | United Kingdom | 6 | 4.1% |
7 | Sweden | 4 | 2.7% |
8 | India | 3 | 2% |
9 | Singapore | 3 | 2% |
10 | France | 3 | 2% |
11 | Canada | 2 | 1.4% |
12 | Greece | 2 | 1.4% |
13 | Russia | 2 | 1.4% |
14 | Senegal | 2 | 1.4% |
15 | Thailand | 2 | 1.4% |
16 | Switzerland | 1 | 0.7% |
17 | Japan | 1 | 0.7% |
18 | Armenia | 1 | 0.7% |






