Rank	Countries/Territories	Count	Percent
1	United States	652	43.7%
2	China	370	24.8%
3	Germany	172	11.5%
4	Latvia	52	3.5%
5	Russia	47	3.1%
6	Japan	32	2.1%
7	India	22	1.5%
8	France	20	1.3%
9	Netherlands	19	1.3%
10	Australia	18	1.2%
11	Cyprus	13	0.9%
12	Canada	11	0.7%
13	Italy	10	0.7%
14	Singapore	8	0.5%
15	Korea, Republic of	6	0.4%
16	Spain	4	0.3%
17	Iran, Islamic Republic of	4	0.3%
18		4	0.3%
19	Bangladesh	3	0.2%
20	Ethiopia	3	0.2%
21	Peru	3	0.2%
22	Ukraine	3	0.2%
23	Saudi Arabia	2	0.1%
24	Luxembourg	2	0.1%
25	Egypt	2	0.1%
26	Cameroon	2	0.1%
27	Cote D'ivoire	1	0.1%
28	Belgium	1	0.1%
29	Brazil	1	0.1%
30	Ireland	1	0.1%
31	Hong Kong	1	0.1%
32	Norway	1	0.1%
33	Philippines	1	0.1%
34	Taiwan	1	0.1%
35	Thailand	1	0.1%