
Rank | Countries/Territories | Count | Percent |
1 | United States | 345 | 31.1% |
2 | China | 290 | 26.1% |
3 | Germany | 137 | 12.3% |
4 | France | 67 | 6% |
5 | Canada | 63 | 5.7% |
6 | Netherlands | 33 | 3% |
7 | Russia | 33 | 3% |
8 | Japan | 32 | 2.9% |
9 | Korea, Republic of | 30 | 2.7% |
10 | Cyprus | 10 | 0.9% |
11 | Ireland | 9 | 0.8% |
12 | Spain | 9 | 0.8% |
13 | Mexico | 7 | 0.6% |
14 | Czech Republic | 5 | 0.5% |
15 | Egypt | 4 | 0.4% |
16 | Belgium | 3 | 0.3% |
17 | Brazil | 3 | 0.3% |
18 | Greece | 3 | 0.3% |
19 | India | 3 | 0.3% |
20 | Iran, Islamic Republic of | 3 | 0.3% |
21 | Italy | 3 | 0.3% |
22 | Romania | 3 | 0.3% |
23 | Sweden | 2 | 0.2% |
24 | Switzerland | 2 | 0.2% |
25 | Ukraine | 2 | 0.2% |
26 | Hungary | 2 | 0.2% |
27 | Chile | 2 | 0.2% |
28 | Lithuania | 1 | 0.1% |
29 | Malaysia | 1 | 0.1% |
30 | Viet Nam | 1 | 0.1% |
31 | Taiwan | 1 | 0.1% |
32 | Singapore | 1 | 0.1% |
33 | South Africa | 1 | 0.1% |






