Rank	Countries/Territories	Count	Percent
1	China	330	39.1%
2	United States	285	33.8%
3	Germany	54	6.4%
4	Japan	41	4.9%
5	Netherlands	25	3%
6	Singapore	21	2.5%
7	Russia	9	1.1%
8	Canada	9	1.1%
9	United Kingdom	8	0.9%
10	Ukraine	7	0.8%
11	France	7	0.8%
12	Thailand	6	0.7%
13	Cyprus	5	0.6%
14	Spain	4	0.5%
15	Ireland	3	0.4%
16	Australia	3	0.4%
17	Hong Kong	3	0.4%
18	Latvia	3	0.4%
19	Mexico	3	0.4%
20	Kazakhstan	2	0.2%
21	India	2	0.2%
22	Iran, Islamic Republic of	2	0.2%
23	Bangladesh	2	0.2%
24	Egypt	2	0.2%
25	Switzerland	2	0.2%
26	Taiwan	2	0.2%
27	South Africa	1	0.1%
28	Mongolia	1	0.1%
29	Nigeria	1	0.1%
30	Norway	1	0.1%