Rank	Countries/Territories	Count	Percent
1	United States	262	37.1%
2	China	231	32.7%
3	Germany	66	9.3%
4	France	40	5.7%
5	Iran, Islamic Republic of	13	1.8%
6	Japan	12	1.7%
7	Netherlands	9	1.3%
8	Canada	8	1.1%
9	Ireland	6	0.8%
10	Switzerland	6	0.8%
11	Singapore	5	0.7%
12	United Kingdom	5	0.7%
13	Cyprus	5	0.7%
14	Hong Kong	4	0.6%
15	India	3	0.4%
16	Australia	3	0.4%
17	Sweden	3	0.4%
18	Israel	2	0.3%
19	Turkey	2	0.3%
20	Uganda	2	0.3%
21	Ukraine	2	0.3%
22	Ecuador	2	0.3%
23	Georgia	2	0.3%
24	Pakistan	2	0.3%
25	Romania	2	0.3%
26	Russia	2	0.3%
27	Korea, Republic of	2	0.3%
28	Malaysia	2	0.3%
29	Morocco	1	0.1%
30	Argentina	1	0.1%
31	Viet Nam	1	0.1%