Rank	Countries/Territories	Count	Percent
1	United States	475	42.9%
2	China	339	30.6%
3	Germany	104	9.4%
4	Netherlands	29	2.6%
5	Japan	26	2.3%
6	France	16	1.4%
7	Bulgaria	14	1.3%
8	United Kingdom	13	1.2%
9	Cyprus	8	0.7%
10	Singapore	8	0.7%
11	Ireland	5	0.5%
12	Israel	5	0.5%
13	Hong Kong	5	0.5%
14	Canada	4	0.4%
15	Bangladesh	4	0.4%
16	Latvia	4	0.4%
17	Viet Nam	4	0.4%
18	Ukraine	3	0.3%
19	Indonesia	3	0.3%
20	Iran, Islamic Republic of	3	0.3%
21	Australia	3	0.3%
22	Hungary	3	0.3%
23	India	2	0.2%
24	Bolivia, Plurinational State of	2	0.2%
25	Argentina	2	0.2%
26	Chile	2	0.2%
27	Italy	2	0.2%
28	Mexico	2	0.2%
29	Korea, Republic of	2	0.2%
30	New Zealand	2	0.2%
31	Philippines	2	0.2%
32	Russia	2	0.2%
33	Thailand	2	0.2%
34	Togo	1	0.1%
35	Norway	1	0.1%
36	South Africa	1	0.1%
37	Switzerland	1	0.1%
38	Taiwan	1	0.1%
39	Benin	1	0.1%
40	Algeria	1	0.1%
41	Austria	1	0.1%