Rank	Countries/Territories	Count	Percent
1	United States	288	42.5%
2	China	89	13.1%
3	Germany	65	9.6%
4	India	53	7.8%
5	Korea, Republic of	23	3.4%
6	Ireland	21	3.1%
7	United Kingdom	19	2.8%
8	Israel	16	2.4%
9	Netherlands	16	2.4%
10	Switzerland	12	1.8%
11	Iran, Islamic Republic of	9	1.3%
12	Taiwan	7	1%
13	Singapore	7	1%
14	France	7	1%
15	Canada	6	0.9%
16	Belgium	6	0.9%
17	Slovenia	4	0.6%
18	Malaysia	3	0.4%
19	Turkey	3	0.4%
20	Viet Nam	2	0.3%
21	Russia	2	0.3%
22	Sweden	2	0.3%
23	Argentina	2	0.3%
24	Cyprus	2	0.3%
25	Norway	2	0.3%
26	Japan	2	0.3%
27	Indonesia	1	0.1%
28	Pakistan	1	0.1%
29	Romania	1	0.1%
30	Denmark	1	0.1%
31	Australia	1	0.1%
32	Bolivia, Plurinational State of	1	0.1%
33	Thailand	1	0.1%
34	Mexico	1	0.1%
35	United Arab Emirates	1	0.1%