Rank	Countries/Territories	Count	Percent
1	China	616	42.3%
2	United States	568	39%
3	Germany	123	8.4%
4	Iran, Islamic Republic of	35	2.4%
5	France	17	1.2%
6	Netherlands	14	1%
7	Canada	14	1%
8	Singapore	11	0.8%
9	Cyprus	9	0.6%
10	Japan	6	0.4%
11	Australia	5	0.3%
12	Argentina	4	0.3%
13	Hungary	4	0.3%
14	Russia	4	0.3%
15	Ukraine	3	0.2%
16	United Kingdom	3	0.2%
17	Egypt	3	0.2%
18	Hong Kong	2	0.1%
19	Korea, Republic of	2	0.1%
20	Lithuania	2	0.1%
21	Malaysia	2	0.1%
22	Poland	2	0.1%
23	Slovenia	2	0.1%
24	Spain	2	0.1%
25	Morocco	1	0.1%
26	New Zealand	1	0.1%
27	Norway	1	0.1%
28	Bangladesh	1	0.1%