Rank	Countries/Territories	Count	Percent
1	United States	679	32.9%
2	China	571	27.7%
3	Germany	174	8.4%
4	Netherlands	74	3.6%
5	Bulgaria	55	2.7%
6	Korea, Republic of	40	1.9%
7	Japan	38	1.8%
8	France	37	1.8%
9	United Kingdom	24	1.2%
10	Nigeria	23	1.1%
11	India	22	1.1%
12		22	1.1%
13	Canada	19	0.9%
14	Russia	19	0.9%
15	Ireland	18	0.9%
16	Hong Kong	17	0.8%
17	Singapore	16	0.8%
18	Taiwan	14	0.7%
19	Australia	14	0.7%
20	Ukraine	13	0.6%
21	Thailand	12	0.6%
22	Latvia	12	0.6%
23	Turkey	11	0.5%
24	Sweden	9	0.4%
25	Mexico	9	0.4%
26	Spain	8	0.4%
27	Colombia	8	0.4%
28	Viet Nam	7	0.3%
29	Mauritius	6	0.3%
30	Lithuania	6	0.3%
31	Iran, Islamic Republic of	5	0.2%
32	Hungary	5	0.2%
33	Cyprus	5	0.2%
34	Benin	5	0.2%
35	Brazil	5	0.2%
36	Italy	5	0.2%
37	Norway	5	0.2%
38	Morocco	4	0.2%
39	Romania	4	0.2%
40	Argentina	4	0.2%
41	Bangladesh	3	0.1%
42	Belgium	3	0.1%
43	Greece	3	0.1%
44	Malaysia	3	0.1%
45	Indonesia	2	0.1%
46	Finland	2	0.1%
47	Denmark	2	0.1%
48	Chile	2	0.1%
49	South Africa	2	0.1%
50	Philippines	2	0.1%
51	Poland	2	0.1%
52	Panama	2	0.1%
53	United Arab Emirates	2	0.1%
54	Switzerland	2	0.1%
55	Peru	1	0%
56	New Zealand	1	0%
57	Cote D'ivoire	1	0%
58	Egypt	1	0%
59	Czech Republic	1	0%
60	Austria	1	0%
61	Ghana	1	0%
62	Israel	1	0%