Rank	Countries/Territories	Count	Percent
1	United States	353	35.6%
2	China	342	34.5%
3	Germany	85	8.6%
4	Latvia	46	4.6%
5	Netherlands	23	2.3%
6	Japan	17	1.7%
7	Australia	15	1.5%
8	Singapore	13	1.3%
9	France	12	1.2%
10	India	6	0.6%
11	United Kingdom	6	0.6%
12	Nigeria	5	0.5%
13	Thailand	4	0.4%
14	Turkey	4	0.4%
15	Portugal	4	0.4%
16	Russia	4	0.4%
17	Iran, Islamic Republic of	4	0.4%
18	Ireland	4	0.4%
19	Cyprus	4	0.4%
20	Ghana	4	0.4%
21	Canada	4	0.4%
22	Colombia	3	0.3%
23	Bulgaria	3	0.3%
24	Italy	3	0.3%
25	Saudi Arabia	3	0.3%
26	Hong Kong	3	0.3%
27	Norway	2	0.2%
28	Poland	2	0.2%
29	Greece	2	0.2%
30	Argentina	2	0.2%
31	Belgium	2	0.2%
32	Chile	2	0.2%
33	Brazil	1	0.1%
34	Korea, Republic of	1	0.1%
35	Morocco	1	0.1%
36	Romania	1	0.1%
37	Ukraine	1	0.1%