Rank	Countries/Territories	Count	Percent
1	United States	526	39.3%
2	China	388	29%
3	Germany	132	9.9%
4	Canada	41	3.1%
5	India	33	2.5%
6	Japan	29	2.2%
7	France	28	2.1%
8	Indonesia	25	1.9%
9	Argentina	20	1.5%
10	United Kingdom	20	1.5%
11	Netherlands	16	1.2%
12	Russia	8	0.6%
13	Malaysia	6	0.4%
14	Mongolia	6	0.4%
15	Cyprus	6	0.4%
16	Hong Kong	5	0.4%
17	Singapore	5	0.4%
18	Czech Republic	4	0.3%
19	Australia	4	0.3%
20	Iran, Islamic Republic of	4	0.3%
21	Chile	4	0.3%
22	Egypt	3	0.2%
23	Ireland	3	0.2%
24	Ukraine	3	0.2%
25	Korea, Republic of	3	0.2%
26	Poland	2	0.1%
27	Taiwan	2	0.1%
28	Viet Nam	2	0.1%
29	Bolivia, Plurinational State of	2	0.1%
30	Brazil	2	0.1%
31	Denmark	2	0.1%
32	Israel	1	0.1%
33	Italy	1	0.1%
34	Finland	1	0.1%
35	Portugal	1	0.1%