Rank	Countries/Territories	Count	Percent
1	United States	535	37.6%
2	China	479	33.7%
3	Germany	95	6.7%
4	France	40	2.8%
5	Russia	37	2.6%
6	Ireland	37	2.6%
7	India	27	1.9%
8	Japan	22	1.5%
9	Latvia	17	1.2%
10	Canada	14	1%
11	Australia	12	0.8%
12	Korea, Republic of	10	0.7%
13	Hong Kong	10	0.7%
14	United Kingdom	9	0.6%
15	Malaysia	8	0.6%
16	Romania	7	0.5%
17	Azerbaijan	7	0.5%
18	Cote D'ivoire	6	0.4%
19	Ukraine	6	0.4%
20	Taiwan	5	0.4%
21	Singapore	4	0.3%
22	Netherlands	4	0.3%
23	Cyprus	3	0.2%
24	Iran, Islamic Republic of	3	0.2%
25	Israel	3	0.2%
26	Italy	2	0.1%
27	Denmark	2	0.1%
28	Argentina	2	0.1%
29	Nepal	2	0.1%
30	Lithuania	2	0.1%
31	Slovakia	2	0.1%
32	Spain	2	0.1%
33	Sri Lanka	2	0.1%
34	Sweden	2	0.1%
35	United Arab Emirates	2	0.1%
36	Mongolia	1	0.1%