Rank	Countries/Territories	Count	Percent
1	United States	167	39%
2	China	159	37.1%
3	Germany	21	4.9%
4	Japan	14	3.3%
5	Canada	13	3%
6	France	9	2.1%
7	Australia	8	1.9%
8	Singapore	6	1.4%
9	Mexico	5	1.2%
10	Spain	4	0.9%
11	Cyprus	4	0.9%
12	Korea, Republic of	2	0.5%
13	Switzerland	2	0.5%
14	Hong Kong	2	0.5%
15	India	2	0.5%
16	Ireland	2	0.5%
17	Netherlands	2	0.5%
18	Russia	1	0.2%
19	Belgium	1	0.2%
20	Argentina	1	0.2%
21	Thailand	1	0.2%
22	Ukraine	1	0.2%
23	United Kingdom	1	0.2%