Rank	Countries/Territories	Count	Percent
1	United States	505	43.3%
2	China	373	32%
3	Germany	125	10.7%
4	France	42	3.6%
5	Canada	22	1.9%
6	Japan	16	1.4%
7	Netherlands	14	1.2%
8	India	13	1.1%
9	Switzerland	12	1%
10	Singapore	10	0.9%
11	Korea, Republic of	5	0.4%
12	Cyprus	5	0.4%
13	South Africa	4	0.3%
14	Norway	3	0.3%
15	Latvia	3	0.3%
16	United Kingdom	3	0.3%
17	Malaysia	2	0.2%
18	Mongolia	2	0.2%
19	Argentina	2	0.2%
20	Hong Kong	2	0.2%
21	Poland	1	0.1%
22	Taiwan	1	0.1%
23	Thailand	1	0.1%