Rank	Countries/Territories	Count	Percent
1	United States	329	40.3%
2	China	117	14.3%
3	Germany	88	10.8%
4	India	55	6.7%
5	Ireland	31	3.8%
6	United Kingdom	28	3.4%
7	Korea, Republic of	23	2.8%
8	Netherlands	18	2.2%
9	Israel	16	2%
10	France	12	1.5%
11	Switzerland	12	1.5%
12	Iran, Islamic Republic of	9	1.1%
13	Singapore	7	0.9%
14	Taiwan	7	0.9%
15	Japan	7	0.9%
16	Hong Kong	7	0.9%
17	Canada	6	0.7%
18	Belgium	6	0.7%
19	Slovenia	4	0.5%
20	Russia	3	0.4%
21	Pakistan	3	0.4%
22	Turkey	3	0.4%
23	Argentina	3	0.4%
24	Cyprus	3	0.4%
25	Malaysia	3	0.4%
26	Indonesia	2	0.2%
27	Viet Nam	2	0.2%
28	Norway	2	0.2%
29	Sweden	2	0.2%
30	Poland	1	0.1%
31	Romania	1	0.1%
32	United Arab Emirates	1	0.1%
33	Thailand	1	0.1%
34	Mexico	1	0.1%
35	Denmark	1	0.1%
36	Australia	1	0.1%
37	Bolivia, Plurinational State of	1	0.1%