Rank	Countries/Territories	Count	Percent
1	United States	471	35.4%
2	China	384	28.9%
3	Germany	147	11%
4	India	99	7.4%
5	Czech Republic	61	4.6%
6	France	33	2.5%
7	Netherlands	14	1.1%
8	Singapore	11	0.8%
9	Poland	9	0.7%
10	Canada	9	0.7%
11	Cyprus	8	0.6%
12	Japan	8	0.6%
13	Korea, Republic of	8	0.6%
14	Ireland	7	0.5%
15	Italy	7	0.5%
16	Romania	6	0.5%
17	Sweden	5	0.4%
18	Bulgaria	5	0.4%
19	Australia	3	0.2%
20	Hong Kong	3	0.2%
21	Thailand	3	0.2%
22	Turkey	3	0.2%
23	Russia	3	0.2%
24	Spain	3	0.2%
25	Saudi Arabia	2	0.2%
26	Taiwan	2	0.2%
27	Latvia	2	0.2%
28	Portugal	2	0.2%
29	Mexico	2	0.2%
30	Finland	2	0.2%
31	United Kingdom	2	0.2%
32	Greece	1	0.1%
33	Bangladesh	1	0.1%
34	Argentina	1	0.1%
35	Denmark	1	0.1%
36	Mongolia	1	0.1%
37	Malaysia	1	0.1%
38	Ukraine	1	0.1%