Rank	Countries/Territories	Count	Percent
1	United States	466	43.6%
2	China	285	26.7%
3	Germany	80	7.5%
4	Netherlands	55	5.1%
5	France	24	2.2%
6	Bulgaria	23	2.2%
7	Japan	21	2%
8	Latvia	14	1.3%
9	Spain	14	1.3%
10	Singapore	13	1.2%
11	United Kingdom	11	1%
12	Cyprus	11	1%
13	Austria	6	0.6%
14	Canada	5	0.5%
15	Ukraine	5	0.5%
16	Viet Nam	4	0.4%
17	Portugal	4	0.4%
18	Argentina	4	0.4%
19	Thailand	3	0.3%
20	Nigeria	2	0.2%
21	Korea, Republic of	2	0.2%
22	Australia	2	0.2%
23	Belgium	2	0.2%
24	Antigua and Barbuda	2	0.2%
25	Hong Kong	2	0.2%
26	Italy	1	0.1%
27	Greece	1	0.1%
28	Ecuador	1	0.1%
29	Cote D'ivoire	1	0.1%
30	Lithuania	1	0.1%
31	South Africa	1	0.1%
32	Sweden	1	0.1%
33	Switzerland	1	0.1%