Rank	Countries/Territories	Count	Percent
1	United States	503	36.8%
2	China	477	34.9%
3	Germany	146	10.7%
4	Ireland	77	5.6%
5	France	57	4.2%
6	India	12	0.9%
7	Japan	10	0.7%
8	Singapore	10	0.7%
9	Netherlands	9	0.7%
10	Norway	9	0.7%
11	Taiwan	7	0.5%
12	Cyprus	7	0.5%
13	Australia	6	0.4%
14	United Kingdom	6	0.4%
15	Argentina	4	0.3%
16	Sweden	3	0.2%
17	Israel	3	0.2%
18	Iran, Islamic Republic of	2	0.1%
19	Hong Kong	2	0.1%
20	Bulgaria	2	0.1%
21	Canada	2	0.1%
22	Denmark	2	0.1%
23	Finland	2	0.1%
24	Mongolia	2	0.1%
25	Thailand	2	0.1%
26	Latvia	1	0.1%
27	Malaysia	1	0.1%
28	Switzerland	1	0.1%
29	Czech Republic	1	0.1%
30	Bangladesh	1	0.1%
31	Georgia	1	0.1%