Rank	Countries/Territories	Count	Percent
1	United States	397	47%
2	China	222	26.3%
3	Germany	105	12.4%
4	France	38	4.5%
5	Norway	11	1.3%
6	United Kingdom	11	1.3%
7	Singapore	11	1.3%
8	Japan	8	0.9%
9	Netherlands	7	0.8%
10	Switzerland	5	0.6%
11	Romania	5	0.6%
12	Cyprus	4	0.5%
13	Canada	3	0.4%
14	Australia	2	0.2%
15	Guatemala	2	0.2%
16	Hong Kong	2	0.2%
17	India	2	0.2%
18	Taiwan	2	0.2%
19	Ukraine	2	0.2%
20	Honduras	1	0.1%
21	Malaysia	1	0.1%
22	Bulgaria	1	0.1%
23	Algeria	1	0.1%
24	Argentina	1	0.1%