Rank	Countries/Territories	Count	Percent
1	United States	300	37.5%
2	China	194	24.2%
3	Germany	173	21.6%
4	France	42	5.2%
5	Japan	20	2.5%
6	Canada	17	2.1%
7	Korea, Republic of	14	1.7%
8	Singapore	8	1%
9	Hong Kong	6	0.7%
10	Cyprus	6	0.7%
11	Netherlands	5	0.6%
12	Turkey	4	0.5%
13	Norway	2	0.2%
14	Malaysia	2	0.2%
15	India	2	0.2%
16	Australia	1	0.1%
17	Bangladesh	1	0.1%
18	Bulgaria	1	0.1%
19	Mongolia	1	0.1%
20	Taiwan	1	0.1%
21	Ukraine	1	0.1%