Rank	Countries/Territories	Count	Percent
1	United States	476	50%
2	China	169	17.8%
3	Germany	88	9.2%
4	India	34	3.6%
5	France	19	2%
6	Turkey	17	1.8%
7	Netherlands	16	1.7%
8	Korea, Republic of	14	1.5%
9	Romania	13	1.4%
10	Switzerland	11	1.2%
11	Cyprus	10	1.1%
12	Pakistan	9	0.9%
13	Philippines	8	0.8%
14	Russia	8	0.8%
15	Canada	8	0.8%
16	Japan	6	0.6%
17	Ireland	5	0.5%
18	Serbia	4	0.4%
19	Singapore	3	0.3%
20	Poland	3	0.3%
21	Ukraine	3	0.3%
22	Iran, Islamic Republic of	3	0.3%
23	Bangladesh	3	0.3%
24	Brazil	2	0.2%
25	Australia	2	0.2%
26	Denmark	2	0.2%
27	Ethiopia	2	0.2%
28	Italy	2	0.2%
29	United Kingdom	2	0.2%
30	Spain	2	0.2%
31	Latvia	1	0.1%
32	New Zealand	1	0.1%
33	Norway	1	0.1%
34	Uzbekistan	1	0.1%
35	Viet Nam	1	0.1%
36	Jordan	1	0.1%
37	Equatorial Guinea	1	0.1%
38	Austria	1	0.1%