Rank	Countries/Territories	Count	Percent
1	United States	260	41.4%
2	China	101	16.1%
3	Ireland	45	7.2%
4	Germany	38	6.1%
5	Korea, Republic of	22	3.5%
6	Russia	20	3.2%
7	Italy	19	3%
8	Malaysia	18	2.9%
9	India	14	2.2%
10	Japan	11	1.8%
11	France	11	1.8%
12	Australia	9	1.4%
13	Austria	8	1.3%
14	Singapore	8	1.3%
15	Switzerland	7	1.1%
16	Canada	4	0.6%
17	Denmark	4	0.6%
18	Israel	3	0.5%
19	Slovakia	3	0.5%
20	Portugal	3	0.5%
21	Netherlands	3	0.5%
22	Panama	2	0.3%
23	Iran, Islamic Republic of	2	0.3%
24	Thailand	2	0.3%
25	United Kingdom	2	0.3%
26	Costa Rica	2	0.3%
27	Cyprus	2	0.3%
28	Brazil	2	0.3%
29	Belgium	1	0.2%
30	Indonesia	1	0.2%
31	Hong Kong	1	0.2%