Rank	Countries/Territories	Count	Percent
1	United States	509	30%
2	China	360	21.2%
3	United Kingdom	112	6.6%
4	Mongolia	73	4.3%
5	Germany	72	4.2%
6	Mexico	63	3.7%
7	Korea, Republic of	38	2.2%
8	Iran, Islamic Republic of	37	2.2%
9	Japan	31	1.8%
10	Indonesia	28	1.6%
11	Canada	24	1.4%
12	Australia	22	1.3%
13	Romania	22	1.3%
14	Netherlands	20	1.2%
15	India	19	1.1%
16	France	17	1%
17	Italy	17	1%
18	Singapore	16	0.9%
19	Serbia	15	0.9%
20	Spain	13	0.8%
21	Viet Nam	13	0.8%
22	Denmark	12	0.7%
23	Brazil	11	0.6%
24	Hong Kong	11	0.6%
25	Turkey	11	0.6%
26	Taiwan	9	0.5%
27	Thailand	9	0.5%
28	Ireland	9	0.5%
29	Egypt	9	0.5%
30	Cyprus	9	0.5%
31	Russia	8	0.5%
32	Sweden	7	0.4%
33	South Africa	7	0.4%
34	Argentina	6	0.4%
35	Malaysia	6	0.4%
36	Switzerland	5	0.3%
37	Portugal	5	0.3%
38	Norway	4	0.2%
39	Israel	4	0.2%
40	Belgium	4	0.2%
41	Czech Republic	3	0.2%
42	Greece	3	0.2%
43	Latvia	3	0.2%
44	New Zealand	3	0.2%
45	United Arab Emirates	3	0.2%
46	Saudi Arabia	2	0.1%
47	Ukraine	2	0.1%
48	Lithuania	2	0.1%
49	Peru	1	0.1%
50	Philippines	1	0.1%
51	Poland	1	0.1%
52	Jordan	1	0.1%
53	Croatia	1	0.1%
54	Bulgaria	1	0.1%
55	Algeria	1	0.1%
56	Austria	1	0.1%
57	Qatar	1	0.1%