Rank	Countries/Territories	Count	Percent
1	United States	507	38.2%
2	China	439	33.1%
3	Germany	110	8.3%
4	India	99	7.5%
5	Singapore	58	4.4%
6	France	34	2.6%
7	Cyprus	8	0.6%
8	Japan	8	0.6%
9	Korea, Republic of	7	0.5%
10	Netherlands	7	0.5%
11	Australia	7	0.5%
12	Latvia	5	0.4%
13	Taiwan	5	0.4%
14	Poland	4	0.3%
15	Ireland	4	0.3%
16	Canada	4	0.3%
17	Denmark	4	0.3%
18	Argentina	4	0.3%
19	Hong Kong	4	0.3%
20	Malaysia	2	0.2%
21	Mongolia	2	0.2%
22	Ukraine	2	0.2%
23	United Kingdom	2	0.2%
24	Turkey	1	0.1%
25	Switzerland	1	0.1%