Rank	Countries/Territories	Count	Percent
1	United States	294	37.4%
2	China	124	15.8%
3	Iran, Islamic Republic of	68	8.7%
4	Germany	53	6.7%
5	India	42	5.3%
6	Korea, Republic of	19	2.4%
7	France	17	2.2%
8	Pakistan	14	1.8%
9	Japan	13	1.7%
10	Thailand	11	1.4%
11	Russia	9	1.1%
12	Netherlands	9	1.1%
13	Mexico	8	1%
14	Slovenia	7	0.9%
15	South Africa	6	0.8%
16	Cyprus	6	0.8%
17	Canada	6	0.8%
18	Algeria	6	0.8%
19	Taiwan	6	0.8%
20	Turkey	5	0.6%
21	Venezuela, Bolivarian Republic of	5	0.6%
22	Egypt	5	0.6%
23	Romania	5	0.6%
24	Malaysia	4	0.5%
25	Denmark	4	0.5%
26	Indonesia	4	0.5%
27	Chile	4	0.5%
28	Ireland	3	0.4%
29	Poland	3	0.4%
30	Viet Nam	3	0.4%
31	United Kingdom	3	0.4%
32	Singapore	3	0.4%
33	Saudi Arabia	2	0.3%
34	Philippines	2	0.3%
35	Sweden	2	0.3%
36	Norway	2	0.3%
37	Botswana	2	0.3%
38	Ecuador	2	0.3%
39	Hong Kong	1	0.1%
40	Brazil	1	0.1%
41	Argentina	1	0.1%
42	Colombia	1	0.1%
43	Switzerland	1	0.1%