Rank	Countries/Territories	Count	Percent
1	United States	451	40.6%
2	China	278	25%
3	Germany	61	5.5%
4	Japan	42	3.8%
5	Brazil	41	3.7%
6	Russia	32	2.9%
7	Latvia	27	2.4%
8	Canada	26	2.3%
9	Korea, Republic of	19	1.7%
10	Ireland	14	1.3%
11	India	13	1.2%
12	Netherlands	13	1.2%
13	Iran, Islamic Republic of	8	0.7%
14	Turkey	7	0.6%
15	Singapore	6	0.5%
16	Morocco	6	0.5%
17	Italy	6	0.5%
18	Cyprus	6	0.5%
19	Denmark	5	0.5%
20	France	5	0.5%
21	Spain	5	0.5%
22	Poland	5	0.5%
23	United Kingdom	5	0.5%
24	Taiwan	4	0.4%
25	Australia	4	0.4%
26	Hong Kong	4	0.4%
27	Hungary	2	0.2%
28	Belgium	2	0.2%
29	Israel	2	0.2%
30	Ukraine	2	0.2%
31	Saudi Arabia	2	0.2%
32	Serbia	1	0.1%
33	Norway	1	0.1%
34	Panama	1	0.1%
35	Sri Lanka	1	0.1%
36	Sweden	1	0.1%
37	Bangladesh	1	0.1%
38	Colombia	1	0.1%