Rank	Countries/Territories	Count	Percent
1	United States	263	35.6%
2	China	211	28.6%
3	Germany	48	6.5%
4	Japan	40	5.4%
5	France	30	4.1%
6	Mongolia	17	2.3%
7	Netherlands	11	1.5%
8	India	11	1.5%
9	Canada	11	1.5%
10	Australia	11	1.5%
11	Singapore	10	1.4%
12	Indonesia	8	1.1%
13	Brazil	7	0.9%
14	Korea, Republic of	7	0.9%
15	Spain	5	0.7%
16	Italy	5	0.7%
17	Hong Kong	5	0.7%
18	New Zealand	4	0.5%
19	United Kingdom	4	0.5%
20	Ukraine	3	0.4%
21	Malaysia	3	0.4%
22	Cyprus	3	0.4%
23	Denmark	3	0.4%
24	Honduras	2	0.3%
25	Israel	2	0.3%
26	Romania	2	0.3%
27	Russia	2	0.3%
28	Slovakia	2	0.3%
29	Taiwan	2	0.3%
30	Thailand	1	0.1%
31	Switzerland	1	0.1%
32	Iran, Islamic Republic of	1	0.1%
33	Norway	1	0.1%
34	Portugal	1	0.1%
35	Qatar	1	0.1%