Rank	Countries/Territories	Count	Percent
1	United States	214	32.4%
2	China	213	32.3%
3	Iran, Islamic Republic of	26	3.9%
4	Ireland	25	3.8%
5	Germany	25	3.8%
6	Canada	21	3.2%
7	Australia	13	2%
8	United Kingdom	13	2%
9	Japan	9	1.4%
10	Netherlands	8	1.2%
11	Singapore	8	1.2%
12	Turkey	7	1.1%
13	Italy	7	1.1%
14	Korea, Republic of	6	0.9%
15	Egypt	6	0.9%
16	France	5	0.8%
17	Russia	5	0.8%
18	Spain	5	0.8%
19	Israel	4	0.6%
20	Brazil	4	0.6%
21	Belgium	3	0.5%
22	Denmark	3	0.5%
23	Hong Kong	3	0.5%
24	India	3	0.5%
25	New Zealand	3	0.5%
26	Poland	3	0.5%
27	Romania	3	0.5%
28	Mexico	2	0.3%
29	Sweden	2	0.3%
30	Ghana	2	0.3%
31	Cyprus	2	0.3%
32	Austria	1	0.2%
33	Switzerland	1	0.2%
34	Taiwan	1	0.2%
35	Ukraine	1	0.2%
36	United Arab Emirates	1	0.2%
37	Lithuania	1	0.2%
38	Norway	1	0.2%