Rank	Countries/Territories	Count	Percent
1	United States	411	44.3%
2	China	187	20.2%
3	Germany	85	9.2%
4	India	30	3.2%
5	Japan	20	2.2%
6	Romania	20	2.2%
7	Turkey	20	2.2%
8	Netherlands	18	1.9%
9	Australia	14	1.5%
10	Iran, Islamic Republic of	13	1.4%
11	Canada	12	1.3%
12	United Kingdom	12	1.3%
13	Brazil	10	1.1%
14	France	8	0.9%
15	Russia	8	0.9%
16	Italy	7	0.8%
17	Cyprus	6	0.6%
18	Singapore	5	0.5%
19	Sweden	5	0.5%
20	New Zealand	4	0.4%
21	Spain	4	0.4%
22	Colombia	3	0.3%
23	Chile	3	0.3%
24	Israel	3	0.3%
25	Argentina	3	0.3%
26	Greece	3	0.3%
27	Latvia	2	0.2%
28	Syrian Arab Republic	2	0.2%
29	Ukraine	1	0.1%
30	Philippines	1	0.1%
31	Switzerland	1	0.1%
32	Luxembourg	1	0.1%
33	Mexico	1	0.1%
34	Hong Kong	1	0.1%
35	Isle of Man	1	0.1%
36	Denmark	1	0.1%
37	Finland	1	0.1%