Rank	Countries/Territories	Count	Percent
1	United States	463	38.3%
2	China	461	38.1%
3	Germany	123	10.2%
4	France	37	3.1%
5	Canada	33	2.7%
6	Korea, Republic of	13	1.1%
7	Switzerland	13	1.1%
8	Netherlands	10	0.8%
9	Hong Kong	8	0.7%
10	Japan	6	0.5%
11	Australia	6	0.5%
12	Singapore	5	0.4%
13	United Kingdom	5	0.4%
14	Belgium	4	0.3%
15	Cyprus	4	0.3%
16	Indonesia	3	0.2%
17	Sweden	3	0.2%
18	New Zealand	2	0.2%
19	Mongolia	2	0.2%
20	Israel	2	0.2%
21	Argentina	2	0.2%
22	Bulgaria	1	0.1%
23	Bangladesh	1	0.1%
24	Latvia	1	0.1%
25	Ukraine	1	0.1%