Rank	Countries/Territories	Count	Percent
1	United States	298	37%
2	China	205	25.5%
3	Germany	78	9.7%
4	India	56	7%
5	Canada	26	3.2%
6	France	23	2.9%
7	Korea, Republic of	12	1.5%
8	Norway	12	1.5%
9	Romania	11	1.4%
10	Japan	11	1.4%
11	Cyprus	10	1.2%
12	Netherlands	9	1.1%
13	United Kingdom	8	1%
14	Switzerland	7	0.9%
15	Iran, Islamic Republic of	6	0.7%
16	Italy	4	0.5%
17	Singapore	4	0.5%
18	Mexico	3	0.4%
19	Australia	3	0.4%
20	Brazil	2	0.2%
21	Cameroon	2	0.2%
22	Malaysia	2	0.2%
23	Slovenia	2	0.2%
24	Sweden	2	0.2%
25	Uganda	2	0.2%
26	Turkey	1	0.1%
27	South Africa	1	0.1%
28	Saudi Arabia	1	0.1%
29	Pakistan	1	0.1%
30	Philippines	1	0.1%
31	Argentina	1	0.1%
32	Georgia	1	0.1%