Rank	Countries/Territories	Count	Percent
1	United States	576	40.9%
2	China	320	22.7%
3	Germany	156	11.1%
4	Latvia	68	4.8%
5	Bulgaria	54	3.8%
6	Netherlands	47	3.3%
7	France	33	2.3%
8	Japan	22	1.6%
9	Nigeria	17	1.2%
10	Cyprus	11	0.8%
11	Singapore	9	0.6%
12	Thailand	9	0.6%
13	Dominican Republic	8	0.6%
14	Lithuania	7	0.5%
15	Australia	6	0.4%
16	Canada	6	0.4%
17	United Kingdom	6	0.4%
18	Ukraine	5	0.4%
19	Korea, Republic of	5	0.4%
20	Belgium	4	0.3%
21	Egypt	4	0.3%
22	Taiwan	4	0.3%
23	South Africa	3	0.2%
24	Romania	3	0.2%
25	Russia	3	0.2%
26	Poland	2	0.1%
27	Mexico	2	0.1%
28	Ireland	2	0.1%
29	Italy	2	0.1%
30	Hong Kong	2	0.1%
31	Iran, Islamic Republic of	2	0.1%
32	Iraq	1	0.1%
33	Finland	1	0.1%
34	Brazil	1	0.1%
35	Bangladesh	1	0.1%
36	Mongolia	1	0.1%
37	Philippines	1	0.1%
38	Malaysia	1	0.1%
39	Spain	1	0.1%
40	Turkey	1	0.1%