
Rank | Countries/Territories | Count | Percent |
1 | United States | 486 | 34.8% |
2 | Germany | 308 | 22% |
3 | Czech Republic | 252 | 18% |
4 | China | 195 | 13.9% |
5 | 42 | 3% | |
6 | Netherlands | 28 | 2% |
7 | United Kingdom | 12 | 0.9% |
8 | Hong Kong | 10 | 0.7% |
9 | Taiwan | 8 | 0.6% |
10 | Korea, Republic of | 6 | 0.4% |
11 | France | 5 | 0.4% |
12 | Brazil | 5 | 0.4% |
13 | Cyprus | 4 | 0.3% |
14 | Egypt | 4 | 0.3% |
15 | India | 4 | 0.3% |
16 | Ireland | 3 | 0.2% |
17 | Australia | 3 | 0.2% |
18 | Poland | 3 | 0.2% |
19 | Spain | 3 | 0.2% |
20 | Ukraine | 2 | 0.1% |
21 | Nigeria | 2 | 0.1% |
22 | Pakistan | 2 | 0.1% |
23 | Singapore | 2 | 0.1% |
24 | Turkey | 1 | 0.1% |
25 | Romania | 1 | 0.1% |
26 | Belgium | 1 | 0.1% |
27 | Bolivia, Plurinational State of | 1 | 0.1% |
28 | Canada | 1 | 0.1% |
29 | Chile | 1 | 0.1% |
30 | Indonesia | 1 | 0.1% |
31 | Iran, Islamic Republic of | 1 | 0.1% |
32 | Iraq | 1 | 0.1% |