Rank	Countries/Territories	Count	Percent
1	United States	526	41.1%
2	China	364	28.4%
3	Germany	138	10.8%
4	Japan	51	4%
5	France	35	2.7%
6	Canada	32	2.5%
7	Mongolia	22	1.7%
8	Sweden	16	1.2%
9	Singapore	14	1.1%
10	Norway	14	1.1%
11	Netherlands	13	1%
12	Australia	9	0.7%
13	Cyprus	6	0.5%
14	Russia	6	0.5%
15	Taiwan	4	0.3%
16	United Kingdom	4	0.3%
17	Argentina	4	0.3%
18	Bangladesh	3	0.2%
19	India	3	0.2%
20	Ukraine	3	0.2%
21	South Africa	3	0.2%
22	Hong Kong	2	0.2%
23	Latvia	2	0.2%
24	Belgium	2	0.2%
25	Chile	1	0.1%
26	Malaysia	1	0.1%
27	Korea, Republic of	1	0.1%
28	Indonesia	1	0.1%
29	Ireland	1	0.1%