Rank	Countries/Territories	Count	Percent
1	China	316	30.6%
2	United States	311	30.1%
3	Japan	117	11.3%
4	Germany	116	11.2%
5	Australia	33	3.2%
6	Singapore	26	2.5%
7	Netherlands	17	1.6%
8	United Kingdom	17	1.6%
9	France	11	1.1%
10	India	11	1.1%
11	Romania	6	0.6%
12	Russia	5	0.5%
13	Latvia	4	0.4%
14	Belgium	4	0.4%
15		4	0.4%
16	Canada	4	0.4%
17	Bangladesh	3	0.3%
18	Hong Kong	3	0.3%
19	Cyprus	3	0.3%
20	Portugal	3	0.3%
21	Taiwan	3	0.3%
22	Viet Nam	3	0.3%
23	Turkey	2	0.2%
24	Switzerland	2	0.2%
25	Czech Republic	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Colombia	2	0.2%
28	Brazil	1	0.1%
29	Mongolia	1	0.1%
30	Norway	1	0.1%
31	Spain	1	0.1%