Rank	Countries/Territories	Count	Percent
1	China	477	41.4%
2	United States	442	38.4%
3	Germany	59	5.1%
4	France	29	2.5%
5	Japan	26	2.3%
6	Ukraine	21	1.8%
7	Netherlands	13	1.1%
8	Korea, Republic of	13	1.1%
9	Australia	9	0.8%
10		8	0.7%
11	Cyprus	8	0.7%
12	India	7	0.6%
13	Canada	6	0.5%
14	Singapore	6	0.5%
15	United Kingdom	3	0.3%
16	Malaysia	3	0.3%
17	Mongolia	3	0.3%
18	Iran, Islamic Republic of	2	0.2%
19	Hong Kong	2	0.2%
20	Argentina	2	0.2%
21	Belgium	2	0.2%
22	Spain	2	0.2%
23	Taiwan	2	0.2%
24	Romania	2	0.2%
25	Turkey	1	0.1%
26	South Africa	1	0.1%
27	Norway	1	0.1%
28	Bulgaria	1	0.1%