Rank	Countries/Territories	Count	Percent
1	United States	462	36.6%
2	China	328	26%
3	Germany	96	7.6%
4	Japan	68	5.4%
5	Iran, Islamic Republic of	67	5.3%
6	France	40	3.2%
7	Russia	34	2.7%
8	Netherlands	20	1.6%
9	United Kingdom	18	1.4%
10	Singapore	14	1.1%
11	Iraq	14	1.1%
12	India	12	1%
13	Canada	11	0.9%
14	Ireland	9	0.7%
15	Cyprus	7	0.6%
16	Italy	7	0.6%
17	Turkey	7	0.6%
18	Iceland	5	0.4%
19	New Zealand	4	0.3%
20	Spain	4	0.3%
21	Sweden	4	0.3%
22	Hong Kong	4	0.3%
23	Estonia	3	0.2%
24	Cote D'ivoire	3	0.2%
25	Australia	3	0.2%
26	Taiwan	3	0.2%
27	Mauritius	2	0.2%
28	Mongolia	2	0.2%
29	Egypt	2	0.2%
30	Hungary	2	0.2%
31	Israel	2	0.2%
32	Ethiopia	1	0.1%
33	Argentina	1	0.1%
34	Poland	1	0.1%
35	Portugal	1	0.1%
36	Thailand	1	0.1%
37	Switzerland	1	0.1%