Rank	Countries/Territories	Count	Percent
1	United States	324	36.5%
2	China	264	29.8%
3	Germany	61	6.9%
4	Japan	41	4.6%
5	France	34	3.8%
6	Mongolia	20	2.3%
7	Singapore	12	1.4%
8	Netherlands	11	1.2%
9	Canada	11	1.2%
10	Australia	11	1.2%
11	India	11	1.2%
12	Italy	9	1%
13	Indonesia	8	0.9%
14	Korea, Republic of	7	0.8%
15	Brazil	7	0.8%
16	Cyprus	5	0.6%
17	Hong Kong	5	0.6%
18	Spain	5	0.6%
19	United Kingdom	4	0.5%
20	New Zealand	4	0.5%
21	Iran, Islamic Republic of	4	0.5%
22	Malaysia	3	0.3%
23	Denmark	3	0.3%
24	Peru	3	0.3%
25	Ukraine	3	0.3%
26	Taiwan	2	0.2%
27	Slovakia	2	0.2%
28	Romania	2	0.2%
29	Russia	2	0.2%
30	Honduras	2	0.2%
31	Israel	2	0.2%
32	Portugal	1	0.1%
33	Qatar	1	0.1%
34	Norway	1	0.1%
35	Switzerland	1	0.1%
36	Thailand	1	0.1%