Rank	Countries/Territories	Count	Percent
1	China	266	36.6%
2	United States	229	31.5%
3	Germany	73	10.1%
4		46	6.3%
5	Korea, Republic of	18	2.5%
6	Japan	17	2.3%
7	Singapore	11	1.5%
8	Netherlands	9	1.2%
9	Australia	9	1.2%
10	Cyprus	9	1.2%
11	France	7	1%
12	Canada	7	1%
13	Peru	3	0.4%
14	Iran, Islamic Republic of	3	0.4%
15	Bangladesh	3	0.4%
16	Thailand	3	0.4%
17	United Kingdom	3	0.4%
18	Bulgaria	2	0.3%
19	Argentina	2	0.3%
20	Russia	2	0.3%
21	Latvia	2	0.3%
22	Mongolia	1	0.1%
23	Norway	1	0.1%