Rank	Countries/Territories	Count	Percent
1	China	585	34.3%
2	United States	553	32.5%
3	Germany	153	9%
4	Netherlands	62	3.6%
5	Ukraine	60	3.5%
6	Japan	43	2.5%
7	Mongolia	31	1.8%
8	France	28	1.6%
9	Australia	21	1.2%
10	Hong Kong	19	1.1%
11	Russia	16	0.9%
12	Korea, Republic of	14	0.8%
13	Singapore	12	0.7%
14	Cyprus	12	0.7%
15	Argentina	8	0.5%
16	Romania	8	0.5%
17	Lithuania	8	0.5%
18	Mexico	8	0.5%
19	Turkey	6	0.4%
20	Ireland	6	0.4%
21	Italy	5	0.3%
22	India	5	0.3%
23	Iran, Islamic Republic of	5	0.3%
24	Switzerland	4	0.2%
25	Greece	4	0.2%
26	Czech Republic	4	0.2%
27	United Kingdom	4	0.2%
28	Hungary	3	0.2%
29	Serbia	3	0.2%
30	Taiwan	2	0.1%
31	Norway	2	0.1%
32	Pakistan	2	0.1%
33	Canada	2	0.1%
34	Viet Nam	2	0.1%
35	Ecuador	1	0.1%
36	Indonesia	1	0.1%
37	Spain	1	0.1%
38	Sweden	1	0.1%