Rank	Countries/Territories	Count	Percent
1	United States	501	38.7%
2	China	447	34.6%
3	Germany	96	7.4%
4	Ireland	54	4.2%
5	United Kingdom	36	2.8%
6	India	17	1.3%
7	Japan	13	1%
8	Netherlands	13	1%
9	Indonesia	11	0.9%
10	Canada	11	0.9%
11	France	10	0.8%
12	Korea, Republic of	10	0.8%
13	Cyprus	8	0.6%
14	Australia	7	0.5%
15	Argentina	5	0.4%
16	Hong Kong	5	0.4%
17	Taiwan	5	0.4%
18	Venezuela, Bolivarian Republic of	5	0.4%
19	Mexico	4	0.3%
20	Sweden	3	0.2%
21	Greece	3	0.2%
22	Colombia	3	0.2%
23	Ukraine	3	0.2%
24	Viet Nam	2	0.2%
25	Brazil	2	0.2%
26	New Zealand	2	0.2%
27	South Africa	2	0.2%
28	Spain	2	0.2%
29	Jordan	2	0.2%
30	Poland	2	0.2%
31	Qatar	1	0.1%
32	Romania	1	0.1%
33	Singapore	1	0.1%
34	Peru	1	0.1%
35	Switzerland	1	0.1%
36	Thailand	1	0.1%
37	Chile	1	0.1%
38	Iran, Islamic Republic of	1	0.1%
39	Italy	1	0.1%