Rank	Countries/Territories	Count	Percent
1	United States	447	39.4%
2	China	375	33%
3	Germany	108	9.5%
4	India	32	2.8%
5	France	20	1.8%
6	Iran, Islamic Republic of	17	1.5%
7	Hong Kong	11	1%
8	Ireland	10	0.9%
9	Singapore	10	0.9%
10	Japan	10	0.9%
11	Netherlands	9	0.8%
12	Colombia	9	0.8%
13	Cyprus	8	0.7%
14	Korea, Republic of	8	0.7%
15	Russia	7	0.6%
16	Taiwan	5	0.4%
17	Canada	5	0.4%
18	Australia	4	0.4%
19	Turkey	4	0.4%
20	Switzerland	3	0.3%
21	Austria	3	0.3%
22	United Kingdom	3	0.3%
23	Czech Republic	2	0.2%
24	Israel	2	0.2%
25	Ukraine	2	0.2%
26	South Africa	2	0.2%
27	Spain	2	0.2%
28	Mongolia	2	0.2%
29	New Zealand	2	0.2%
30	Nigeria	2	0.2%
31	Portugal	2	0.2%
32	Romania	2	0.2%
33	Lithuania	1	0.1%
34	Mexico	1	0.1%
35	Argentina	1	0.1%
36	Ethiopia	1	0.1%
37	Bangladesh	1	0.1%
38	Belgium	1	0.1%
39	Brazil	1	0.1%