Rank	Countries/Territories	Count	Percent
1	United States	257	32.2%
2	China	216	27.1%
3	Bulgaria	81	10.2%
4	Netherlands	42	5.3%
5	Germany	31	3.9%
6	Latvia	17	2.1%
7	Turkey	14	1.8%
8	France	13	1.6%
9	Canada	13	1.6%
10	South Africa	11	1.4%
11	Japan	10	1.3%
12	Korea, Republic of	8	1%
13	Thailand	8	1%
14	United Kingdom	7	0.9%
15	Singapore	6	0.8%
16	Spain	6	0.8%
17	Philippines	6	0.8%
18	Mauritius	6	0.8%
19	Australia	6	0.8%
20	Hong Kong	5	0.6%
21	Argentina	4	0.5%
22	Nigeria	4	0.5%
23	India	3	0.4%
24	Indonesia	2	0.3%
25	Poland	2	0.3%
26	Romania	2	0.3%
27	Ukraine	2	0.3%
28	Viet Nam	1	0.1%
29	Russia	1	0.1%
30	Pakistan	1	0.1%
31	New Zealand	1	0.1%
32	Moldova, Republic of	1	0.1%
33	Morocco	1	0.1%
34	Lithuania	1	0.1%
35	Malaysia	1	0.1%
36	Georgia	1	0.1%
37	Ghana	1	0.1%
38	Cote D'ivoire	1	0.1%
39	Egypt	1	0.1%
40	Bangladesh	1	0.1%
41	Bolivia, Plurinational State of	1	0.1%
42	Cambodia	1	0.1%