Rank	Countries/Territories	Count	Percent
1	United States	616	48.2%
2	China	311	24.4%
3	India	110	8.6%
4	Germany	58	4.5%
5	Japan	19	1.5%
6	Greece	16	1.3%
7	Russia	15	1.2%
8	Peru	14	1.1%
9	Latvia	12	0.9%
10	Korea, Republic of	9	0.7%
11	Canada	8	0.6%
12	United Kingdom	7	0.5%
13	Turkey	6	0.5%
14	Netherlands	6	0.5%
15	Poland	5	0.4%
16	South Africa	5	0.4%
17	Israel	5	0.4%
18	Ireland	4	0.3%
19	France	4	0.3%
20	Brazil	4	0.3%
21	Cyprus	4	0.3%
22	Denmark	4	0.3%
23	Kenya	4	0.3%
24	Pakistan	3	0.2%
25	Romania	3	0.2%
26	Singapore	3	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Ukraine	3	0.2%
29	Hong Kong	2	0.2%
30	Tanzania, United Republic of	2	0.2%
31	Switzerland	2	0.2%
32	Mexico	2	0.2%
33	Norway	1	0.1%
34	Taiwan	1	0.1%
35	Portugal	1	0.1%
36	Indonesia	1	0.1%
37	Egypt	1	0.1%
38	Cote D'ivoire	1	0.1%
39	Bulgaria	1	0.1%
40	Australia	1	0.1%