Rank	Countries/Territories	Count	Percent
1	China	490	39.9%
2	United States	369	30%
3	Germany	66	5.4%
4	Japan	30	2.4%
5	India	28	2.3%
6	Iran, Islamic Republic of	28	2.3%
7	Mongolia	26	2.1%
8	France	23	1.9%
9	United Kingdom	13	1.1%
10	Netherlands	12	1%
11	Korea, Republic of	12	1%
12	Singapore	11	0.9%
13	Spain	11	0.9%
14	Brazil	9	0.7%
15	Canada	7	0.6%
16	Poland	7	0.6%
17	Italy	7	0.6%
18	Ireland	5	0.4%
19	Hong Kong	5	0.4%
20	Colombia	5	0.4%
21	Australia	5	0.4%
22	New Zealand	4	0.3%
23	Malaysia	4	0.3%
24	Sweden	4	0.3%
25	Switzerland	4	0.3%
26	Turkey	3	0.2%
27	Mexico	3	0.2%
28	Romania	3	0.2%
29	Russia	3	0.2%
30	Peru	3	0.2%
31	Macao	3	0.2%
32	Argentina	3	0.2%
33	Belgium	3	0.2%
34	Cyprus	3	0.2%
35	Egypt	3	0.2%
36	Hungary	2	0.2%
37	Iraq	2	0.2%
38	Czech Republic	2	0.2%
39	Taiwan	2	0.2%
40	Thailand	1	0.1%
41	Ukraine	1	0.1%
42	Bangladesh	1	0.1%
43	Serbia	1	0.1%
44	Moldova, Republic of	1	0.1%
45	Slovakia	1	0.1%