Rank	Countries/Territories	Count	Percent
1	United States	443	41.1%
2	China	262	24.3%
3	Germany	104	9.6%
4	India	56	5.2%
5	Mexico	44	4.1%
6	France	27	2.5%
7	Romania	19	1.8%
8	Korea, Republic of	16	1.5%
9	Canada	16	1.5%
10	Japan	14	1.3%
11	Netherlands	11	1%
12	United Kingdom	8	0.7%
13	Cyprus	8	0.7%
14	South Africa	7	0.6%
15	Poland	5	0.5%
16	Iran, Islamic Republic of	5	0.5%
17	Hong Kong	4	0.4%
18	Singapore	4	0.4%
19	Russia	3	0.3%
20	Ireland	3	0.3%
21	Israel	2	0.2%
22	Denmark	2	0.2%
23	Greece	2	0.2%
24	Australia	2	0.2%
25	Malaysia	2	0.2%
26	Spain	2	0.2%
27	Switzerland	1	0.1%
28	Ukraine	1	0.1%
29	Pakistan	1	0.1%
30	Philippines	1	0.1%
31	Brazil	1	0.1%
32	Argentina	1	0.1%
33	Latvia	1	0.1%