Rank	Countries/Territories	Count	Percent
1	United States	311	32.7%
2	China	256	26.9%
3	Germany	78	8.2%
4	Ireland	77	8.1%
5	Japan	47	4.9%
6	France	38	4%
7	India	19	2%
8	United Kingdom	18	1.9%
9	Canada	17	1.8%
10	Netherlands	13	1.4%
11	Singapore	9	0.9%
12	Iran, Islamic Republic of	9	0.9%
13	Hong Kong	7	0.7%
14	Korea, Republic of	7	0.7%
15	Cyprus	6	0.6%
16	Venezuela, Bolivarian Republic of	5	0.5%
17	Sweden	4	0.4%
18	Italy	4	0.4%
19	Taiwan	3	0.3%
20	Malaysia	3	0.3%
21	Georgia	3	0.3%
22	Croatia	2	0.2%
23	Australia	2	0.2%
24	Brazil	2	0.2%
25	Uzbekistan	2	0.2%
26	Russia	2	0.2%
27	Switzerland	1	0.1%
28	Philippines	1	0.1%
29	Poland	1	0.1%
30	Ukraine	1	0.1%
31	Argentina	1	0.1%
32	Mexico	1	0.1%
33	Mongolia	1	0.1%
34	Hungary	1	0.1%