Rank	Countries/Territories	Count	Percent
1	United States	540	38.5%
2	China	432	30.8%
3	Germany	149	10.6%
4	Mongolia	56	4%
5	India	40	2.8%
6	Japan	22	1.6%
7	France	20	1.4%
8	Canada	17	1.2%
9	Singapore	13	0.9%
10	Turkey	12	0.9%
11	Iraq	11	0.8%
12	Netherlands	9	0.6%
13	Senegal	8	0.6%
14	United Kingdom	7	0.5%
15	Ireland	7	0.5%
16	Hong Kong	6	0.4%
17	Italy	6	0.4%
18	Russia	6	0.4%
19	Iran, Islamic Republic of	5	0.4%
20	Cyprus	5	0.4%
21	Nigeria	4	0.3%
22	Sweden	4	0.3%
23	Pakistan	3	0.2%
24	Finland	3	0.2%
25	Australia	3	0.2%
26	Brazil	2	0.1%
27	Argentina	2	0.1%
28	Egypt	2	0.1%
29	Israel	2	0.1%
30	Mexico	2	0.1%
31	Ukraine	2	0.1%
32	Romania	1	0.1%
33	Norway	1	0.1%
34	New Zealand	1	0.1%
35	Hungary	1	0.1%