Rank	Countries/Territories	Count	Percent
1	United States	646	40.7%
2	China	539	34%
3	Germany	125	7.9%
4	India	52	3.3%
5	France	37	2.3%
6		21	1.3%
7	Japan	18	1.1%
8	Latvia	17	1.1%
9	Netherlands	16	1%
10	Canada	10	0.6%
11	Spain	9	0.6%
12	Singapore	8	0.5%
13	Taiwan	8	0.5%
14	Brazil	8	0.5%
15	Morocco	7	0.4%
16	United Kingdom	7	0.4%
17	Korea, Republic of	6	0.4%
18	Hong Kong	6	0.4%
19	Ireland	6	0.4%
20	Australia	5	0.3%
21	Russia	5	0.3%
22	Ukraine	4	0.3%
23	Ghana	4	0.3%
24	Iran, Islamic Republic of	3	0.2%
25	Chile	3	0.2%
26	Cyprus	3	0.2%
27	Slovenia	3	0.2%
28	Sweden	2	0.1%
29	Thailand	2	0.1%
30	Portugal	2	0.1%
31	Indonesia	2	0.1%
32	Argentina	1	0.1%
33	Pakistan	1	0.1%
34	Mexico	1	0.1%