Rank	Countries/Territories	Count	Percent
1	United States	348	39.2%
2	China	311	35%
3	Germany	87	9.8%
4		35	3.9%
5	Japan	22	2.5%
6	Singapore	13	1.5%
7	France	11	1.2%
8	Cyprus	10	1.1%
9	Australia	9	1%
10	Netherlands	6	0.7%
11	United Kingdom	5	0.6%
12	Hungary	4	0.5%
13	India	4	0.5%
14	Canada	4	0.5%
15	Argentina	4	0.5%
16	Denmark	2	0.2%
17	Hong Kong	2	0.2%
18	Iran, Islamic Republic of	2	0.2%
19	Poland	2	0.2%
20	Switzerland	2	0.2%
21	Taiwan	2	0.2%
22	Romania	1	0.1%
23	Spain	1	0.1%
24	Malaysia	1	0.1%