Rank	Countries/Territories	Count	Percent
1	United States	272	36.1%
2	China	200	26.6%
3	Germany	90	12%
4	Ireland	39	5.2%
5	Hong Kong	20	2.7%
6	India	14	1.9%
7	Brazil	12	1.6%
8	Iran, Islamic Republic of	11	1.5%
9	Netherlands	10	1.3%
10	Japan	10	1.3%
11	United Kingdom	10	1.3%
12	Taiwan	9	1.2%
13	Canada	6	0.8%
14	Austria	6	0.8%
15	Hungary	5	0.7%
16	Spain	5	0.7%
17	Mexico	4	0.5%
18	Singapore	3	0.4%
19	Italy	3	0.4%
20	Cyprus	3	0.4%
21	France	3	0.4%
22	Australia	2	0.3%
23	Philippines	2	0.3%
24	Korea, Republic of	2	0.3%
25	Portugal	2	0.3%
26	Switzerland	1	0.1%
27	Thailand	1	0.1%
28	Macao	1	0.1%
29	Martinique	1	0.1%
30	Poland	1	0.1%
31	Argentina	1	0.1%
32	Belgium	1	0.1%
33	Colombia	1	0.1%
34	Indonesia	1	0.1%
35	Finland	1	0.1%