Rank	Countries/Territories	Count	Percent
1	United States	539	45.5%
2	China	143	12.1%
3	Germany	67	5.7%
4	Bulgaria	52	4.4%
5	Netherlands	52	4.4%
6	United Kingdom	50	4.2%
7	India	32	2.7%
8	France	26	2.2%
9	Latvia	19	1.6%
10	Canada	16	1.4%
11	Morocco	14	1.2%
12	South Africa	11	0.9%
13	Turkey	10	0.8%
14	Nigeria	10	0.8%
15	Korea, Republic of	9	0.8%
16	Ireland	9	0.8%
17	Italy	9	0.8%
18	Australia	9	0.8%
19	Bangladesh	9	0.8%
20	Russia	8	0.7%
21	Singapore	8	0.7%
22	Japan	7	0.6%
23	Hong Kong	7	0.6%
24	Ghana	6	0.5%
25	Lithuania	6	0.5%
26	Romania	6	0.5%
27	Philippines	5	0.4%
28	Cyprus	5	0.4%
29	Spain	5	0.4%
30	Cote D'ivoire	4	0.3%
31	Portugal	4	0.3%
32	Czech Republic	3	0.3%
33	Indonesia	3	0.3%
34	Taiwan	3	0.3%
35	Thailand	2	0.2%
36	Slovenia	2	0.2%
37	Iran, Islamic Republic of	2	0.2%
38	Saudi Arabia	2	0.2%
39	Poland	1	0.1%
40	Mauritius	1	0.1%
41	Kenya	1	0.1%
42	Iraq	1	0.1%
43	Brazil	1	0.1%
44	Sweden	1	0.1%
45	Togo	1	0.1%
46	Tunisia	1	0.1%
47	Ukraine	1	0.1%
48	Viet Nam	1	0.1%