
Rank | Countries/Territories | Count | Percent |
1 | United States | 143 | 34.4% |
2 | China | 114 | 27.4% |
3 | Germany | 37 | 8.9% |
4 | Netherlands | 21 | 5% |
5 | Russia | 17 | 4.1% |
6 | Sweden | 12 | 2.9% |
7 | Canada | 11 | 2.6% |
8 | India | 10 | 2.4% |
9 | France | 8 | 1.9% |
10 | Kenya | 6 | 1.4% |
11 | Brazil | 5 | 1.2% |
12 | Ireland | 4 | 1% |
13 | Sri Lanka | 4 | 1% |
14 | United Kingdom | 3 | 0.7% |
15 | Italy | 3 | 0.7% |
16 | Spain | 3 | 0.7% |
17 | Australia | 3 | 0.7% |
18 | Iran, Islamic Republic of | 2 | 0.5% |
19 | Poland | 2 | 0.5% |
20 | Korea, Republic of | 2 | 0.5% |
21 | Taiwan | 2 | 0.5% |
22 | Viet Nam | 2 | 0.5% |
23 | Ukraine | 1 | 0.2% |
24 | Cyprus | 1 | 0.2% |






