Rank	Countries/Territories	Count	Percent
1	United States	1354	54.1%
2	China	414	16.5%
3	Germany	108	4.3%
4	Japan	90	3.6%
5	Netherlands	76	3%
6	Bulgaria	55	2.2%
7		41	1.6%
8	Belgium	38	1.5%
9	France	38	1.5%
10	Thailand	35	1.4%
11	Ireland	33	1.3%
12	Singapore	32	1.3%
13	Latvia	17	0.7%
14	Mexico	12	0.5%
15	Brazil	12	0.5%
16	United Kingdom	12	0.5%
17	Spain	11	0.4%
18	Nigeria	11	0.4%
19	Philippines	9	0.4%
20	Cyprus	8	0.3%
21	Russia	8	0.3%
22	Canada	7	0.3%
23	Lithuania	6	0.2%
24	Turkey	6	0.2%
25	Mauritius	5	0.2%
26	Taiwan	4	0.2%
27	Italy	4	0.2%
28	Hong Kong	4	0.2%
29	India	3	0.1%
30	Greece	3	0.1%
31	Bolivia, Plurinational State of	3	0.1%
32	Australia	3	0.1%
33	Iraq	3	0.1%
34	Poland	3	0.1%
35	Portugal	3	0.1%
36	Malta	2	0.1%
37	Ghana	2	0.1%
38	Viet Nam	2	0.1%
39	Ukraine	2	0.1%
40	Togo	2	0.1%
41	Peru	2	0.1%
42	Sweden	2	0.1%
43	Switzerland	2	0.1%
44	South Africa	2	0.1%
45	Saudi Arabia	1	0%
46	United Arab Emirates	1	0%
47	Iran, Islamic Republic of	1	0%
48	Bangladesh	1	0%
49	Colombia	1	0%
50	Cote D'ivoire	1	0%
51	Malaysia	1	0%
52	Lebanon	1	0%
53	Qatar	1	0%
54	Romania	1	0%
55	Pakistan	1	0%
56	Mongolia	1	0%
57	Morocco	1	0%