Rank	Countries/Territories	Count	Percent
1	United States	369	34.7%
2	China	216	20.3%
3	Iran, Islamic Republic of	115	10.8%
4	Germany	96	9%
5	India	74	7%
6	Netherlands	30	2.8%
7	Japan	28	2.6%
8	Canada	19	1.8%
9	Ireland	15	1.4%
10	Hong Kong	9	0.8%
11	Korea, Republic of	9	0.8%
12	Russia	9	0.8%
13	Turkey	9	0.8%
14	Singapore	6	0.6%
15	Saudi Arabia	5	0.5%
16	France	5	0.5%
17	Czech Republic	4	0.4%
18	Algeria	4	0.4%
19	South Africa	4	0.4%
20	Tajikistan	3	0.3%
21	Portugal	3	0.3%
22	Argentina	3	0.3%
23	Egypt	3	0.3%
24	Uzbekistan	3	0.3%
25	United Kingdom	2	0.2%
26	Australia	2	0.2%
27	Cyprus	2	0.2%
28	Azerbaijan	2	0.2%
29	Jordan	2	0.2%
30	Kazakhstan	2	0.2%
31	Sri Lanka	2	0.2%
32	Ukraine	1	0.1%
33	Spain	1	0.1%
34	Romania	1	0.1%
35	Nigeria	1	0.1%
36	Brazil	1	0.1%
37	Bulgaria	1	0.1%
38	Austria	1	0.1%
39	Italy	1	0.1%