Rank	Countries/Territories	Count	Percent
1	United States	213	35.1%
2	China	204	33.7%
3	Germany	60	9.9%
4	Canada	25	4.1%
5	Netherlands	16	2.6%
6	Ireland	14	2.3%
7	Japan	14	2.3%
8	France	9	1.5%
9	India	8	1.3%
10	Australia	7	1.2%
11	Singapore	6	1%
12	Hong Kong	4	0.7%
13	United Kingdom	3	0.5%
14	Austria	3	0.5%
15	Cyprus	3	0.5%
16	Iran, Islamic Republic of	2	0.3%
17	Mexico	2	0.3%
18	Korea, Republic of	2	0.3%
19	Spain	2	0.3%
20	New Zealand	2	0.3%
21	Philippines	2	0.3%
22	Russia	2	0.3%
23	Latvia	1	0.2%
24	Morocco	1	0.2%
25	Greece	1	0.2%