Rank	Countries/Territories	Count	Percent
1	China	336	36.5%
2	United States	296	32.2%
3	Germany	51	5.5%
4	Japan	26	2.8%
5	Mongolia	24	2.6%
6	Iran, Islamic Republic of	20	2.2%
7	France	13	1.4%
8	India	13	1.4%
9	Korea, Republic of	12	1.3%
10	United Kingdom	12	1.3%
11	Singapore	11	1.2%
12	Netherlands	10	1.1%
13	Brazil	9	1%
14	Canada	7	0.8%
15	Poland	7	0.8%
16	Italy	7	0.8%
17	Ireland	5	0.5%
18	Colombia	5	0.5%
19	Australia	4	0.4%
20	Sweden	4	0.4%
21	Switzerland	4	0.4%
22	Turkey	3	0.3%
23	Belgium	3	0.3%
24	Cyprus	3	0.3%
25	Egypt	3	0.3%
26	Hong Kong	3	0.3%
27	Mexico	3	0.3%
28	Macao	3	0.3%
29	Romania	3	0.3%
30	Russia	3	0.3%
31	Peru	3	0.3%
32	Iraq	2	0.2%
33	Argentina	2	0.2%
34	Spain	2	0.2%
35	Ukraine	1	0.1%
36	Taiwan	1	0.1%
37	Thailand	1	0.1%
38	Bangladesh	1	0.1%
39	Slovakia	1	0.1%
40	Serbia	1	0.1%
41	Malaysia	1	0.1%
42	Moldova, Republic of	1	0.1%