Rank	Countries/Territories	Count	Percent
1	United States	518	52.2%
2	China	187	18.8%
3	Germany	99	10%
4	France	26	2.6%
5	Netherlands	20	2%
6	Japan	14	1.4%
7	Korea, Republic of	10	1%
8	Russia	10	1%
9	Singapore	10	1%
10	Ukraine	8	0.8%
11	Ireland	8	0.8%
12	Cyprus	8	0.8%
13	United Kingdom	7	0.7%
14	Canada	6	0.6%
15	Hong Kong	6	0.6%
16	South Africa	5	0.5%
17	Iran, Islamic Republic of	5	0.5%
18	Poland	4	0.4%
19	India	4	0.4%
20	Australia	4	0.4%
21	Israel	3	0.3%
22	Italy	3	0.3%
23	Norway	3	0.3%
24	Spain	3	0.3%
25	Slovakia	3	0.3%
26	Sweden	2	0.2%
27	Lithuania	2	0.2%
28	Saudi Arabia	2	0.2%
29	Kazakhstan	2	0.2%
30	Greece	2	0.2%
31	Bangladesh	2	0.2%
32	Brazil	2	0.2%
33	Armenia	2	0.2%
34	Argentina	1	0.1%
35	Indonesia	1	0.1%
36	Malaysia	1	0.1%