Rank	Countries/Territories	Count	Percent
1	United States	728	38.5%
2	China	422	22.3%
3	Germany	161	8.5%
4	Russia	118	6.2%
5	India	77	4.1%
6	Brazil	67	3.5%
7	France	56	3%
8	Canada	33	1.7%
9	Netherlands	28	1.5%
10	Mongolia	18	1%
11	Nigeria	17	0.9%
12	Korea, Republic of	16	0.8%
13	Cyprus	15	0.8%
14	Cote D'ivoire	14	0.7%
15	Australia	12	0.6%
16	Japan	12	0.6%
17	United Kingdom	9	0.5%
18	Singapore	7	0.4%
19	Qatar	6	0.3%
20	Honduras	6	0.3%
21	Hong Kong	6	0.3%
22	South Africa	5	0.3%
23	Spain	4	0.2%
24	Greece	4	0.2%
25	Moldova, Republic of	4	0.2%
26	Ireland	4	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Latvia	3	0.2%
29	Saudi Arabia	3	0.2%
30	Argentina	3	0.2%
31	Colombia	3	0.2%
32	Taiwan	3	0.2%
33	Ukraine	3	0.2%
34	United Arab Emirates	2	0.1%
35	Thailand	2	0.1%
36	Turkey	2	0.1%
37	Czech Republic	2	0.1%
38	Poland	2	0.1%
39	Norway	1	0.1%
40	Philippines	1	0.1%
41	Lithuania	1	0.1%
42	Denmark	1	0.1%
43	Egypt	1	0.1%
44	Austria	1	0.1%
45	Bangladesh	1	0.1%
46	Tunisia	1	0.1%
47	Switzerland	1	0.1%