Rank	Countries/Territories	Count	Percent
1	China	542	40.4%
2	United States	520	38.7%
3	Germany	100	7.4%
4	Japan	30	2.2%
5	Singapore	28	2.1%
6	France	24	1.8%
7	Canada	20	1.5%
8	Netherlands	13	1%
9		11	0.8%
10	India	9	0.7%
11	Cyprus	5	0.4%
12	Australia	4	0.3%
13	Korea, Republic of	4	0.3%
14	Mexico	4	0.3%
15	Russia	4	0.3%
16	United Kingdom	4	0.3%
17	Pakistan	2	0.1%
18	Sweden	2	0.1%
19	Latvia	2	0.1%
20	Malaysia	2	0.1%
21	Iran, Islamic Republic of	2	0.1%
22	Czech Republic	2	0.1%
23	Bangladesh	1	0.1%
24	Bulgaria	1	0.1%
25	Italy	1	0.1%
26	Switzerland	1	0.1%
27	Taiwan	1	0.1%
28	Ukraine	1	0.1%
29	Mongolia	1	0.1%
30	Norway	1	0.1%
31	Romania	1	0.1%