Rank	Countries/Territories	Count	Percent
1	United States	523	38.5%
2	China	489	36%
3	Germany	163	12%
4		43	3.2%
5	France	27	2%
6	Japan	17	1.3%
7	Canada	13	1%
8	Australia	11	0.8%
9	Netherlands	10	0.7%
10	Singapore	9	0.7%
11	United Kingdom	8	0.6%
12	Norway	8	0.6%
13	Cyprus	7	0.5%
14	Czech Republic	3	0.2%
15	Mongolia	3	0.2%
16	Switzerland	3	0.2%
17	Ukraine	2	0.1%
18	Morocco	2	0.1%
19	Latvia	2	0.1%
20	Lithuania	2	0.1%
21	Colombia	2	0.1%
22	Indonesia	2	0.1%
23	Ghana	2	0.1%
24	Hong Kong	1	0.1%
25	India	1	0.1%
26	Ireland	1	0.1%
27	Bangladesh	1	0.1%
28	Argentina	1	0.1%
29	Malaysia	1	0.1%
30	Thailand	1	0.1%