Rank	Countries/Territories	Count	Percent
1	United States	353	38.6%
2	China	295	32.3%
3	Germany	49	5.4%
4	India	41	4.5%
5	Brazil	27	3%
6	Canada	27	3%
7	France	16	1.8%
8	Latvia	11	1.2%
9	Ireland	11	1.2%
10	United Kingdom	10	1.1%
11	Russia	9	1%
12	Korea, Republic of	7	0.8%
13	Mexico	6	0.7%
14	Israel	6	0.7%
15	Italy	5	0.5%
16	Netherlands	5	0.5%
17	Ukraine	4	0.4%
18	Japan	3	0.3%
19	Hong Kong	3	0.3%
20	Chile	2	0.2%
21	Australia	2	0.2%
22	Cyprus	2	0.2%
23	Taiwan	2	0.2%
24	Pakistan	2	0.2%
25	New Zealand	2	0.2%
26	Mongolia	2	0.2%
27	Norway	1	0.1%
28	Iran, Islamic Republic of	1	0.1%
29	Romania	1	0.1%
30	Saudi Arabia	1	0.1%
31	Spain	1	0.1%
32	Thailand	1	0.1%
33	United Arab Emirates	1	0.1%
34	Denmark	1	0.1%
35	Egypt	1	0.1%
36	Argentina	1	0.1%
37	Hungary	1	0.1%
38	Greece	1	0.1%