Rank	Countries/Territories	Count	Percent
1	United States	654	47%
2	China	325	23.4%
3	Germany	131	9.4%
4	India	46	3.3%
5	Japan	32	2.3%
6	Netherlands	18	1.3%
7	Turkey	18	1.3%
8	Canada	15	1.1%
9	Korea, Republic of	14	1%
10	Italy	12	0.9%
11	Australia	12	0.9%
12	Greece	11	0.8%
13	United Kingdom	10	0.7%
14	France	9	0.6%
15	Singapore	9	0.6%
16	Bulgaria	7	0.5%
17	Cyprus	6	0.4%
18	Spain	5	0.4%
19	Switzerland	4	0.3%
20	Thailand	4	0.3%
21	Chile	4	0.3%
22	Benin	4	0.3%
23	Romania	4	0.3%
24	Indonesia	4	0.3%
25	Iran, Islamic Republic of	3	0.2%
26	Latvia	3	0.2%
27	Hong Kong	3	0.2%
28	Ghana	2	0.1%
29	Colombia	2	0.1%
30	Brazil	2	0.1%
31	Bangladesh	2	0.1%
32	Lithuania	2	0.1%
33	New Zealand	2	0.1%
34	Nigeria	2	0.1%
35	Tunisia	2	0.1%
36	Ukraine	2	0.1%
37	Taiwan	1	0.1%
38	Norway	1	0.1%
39	Paraguay	1	0.1%
40	South Africa	1	0.1%
41	Ireland	1	0.1%
42	Argentina	1	0.1%