Rank	Countries/Territories	Count	Percent
1	United States	352	39.2%
2	China	251	28%
3	Germany	62	6.9%
4	Netherlands	37	4.1%
5	India	26	2.9%
6	Latvia	24	2.7%
7	United Kingdom	18	2%
8	Australia	12	1.3%
9	Iran, Islamic Republic of	10	1.1%
10	Ireland	10	1.1%
11	Japan	10	1.1%
12	Russia	8	0.9%
13	Serbia	7	0.8%
14	Argentina	7	0.8%
15	Cyprus	6	0.7%
16	Singapore	6	0.7%
17	Indonesia	5	0.6%
18	Canada	4	0.4%
19	Turkey	4	0.4%
20	Ukraine	3	0.3%
21	Belgium	3	0.3%
22	Hong Kong	3	0.3%
23	South Africa	3	0.3%
24	Taiwan	3	0.3%
25	France	3	0.3%
26	Korea, Republic of	3	0.3%
27	Pakistan	3	0.3%
28	Malaysia	3	0.3%
29	Mongolia	2	0.2%
30	Israel	2	0.2%
31	Jordan	1	0.1%
32	Brazil	1	0.1%
33	Bangladesh	1	0.1%
34	Czech Republic	1	0.1%
35	Saudi Arabia	1	0.1%
36	Spain	1	0.1%
37	Mexico	1	0.1%
38	Lebanon	1	0.1%