Rank	Countries/Territories	Count	Percent
1	United States	367	40.3%
2	China	324	35.6%
3	Germany	103	11.3%
4	France	21	2.3%
5	Russia	18	2%
6	Japan	14	1.5%
7	Canada	8	0.9%
8	Cyprus	7	0.8%
9	Netherlands	7	0.8%
10	Switzerland	7	0.8%
11	Korea, Republic of	5	0.5%
12	Singapore	4	0.4%
13	South Africa	3	0.3%
14	India	3	0.3%
15	Ireland	3	0.3%
16	Argentina	3	0.3%
17	Australia	3	0.3%
18	Bangladesh	2	0.2%
19	Hong Kong	2	0.2%
20	Malaysia	2	0.2%
21	Mexico	2	0.2%
22	Viet Nam	2	0.2%
23	Italy	1	0.1%