Rank	Countries/Territories	Count	Percent
1	United States	484	39.7%
2	China	339	27.8%
3	Germany	184	15.1%
4	Japan	62	5.1%
5	France	56	4.6%
6	Netherlands	17	1.4%
7	Singapore	11	0.9%
8	Canada	9	0.7%
9	United Kingdom	8	0.7%
10	Hong Kong	7	0.6%
11	India	6	0.5%
12	Cyprus	6	0.5%
13	Norway	4	0.3%
14	Australia	4	0.3%
15	Latvia	3	0.2%
16	Switzerland	3	0.2%
17	Thailand	2	0.2%
18	Ukraine	2	0.2%
19	Iran, Islamic Republic of	2	0.2%
20	Bangladesh	2	0.2%
21	Belgium	1	0.1%
22	Brazil	1	0.1%
23	Argentina	1	0.1%
24	Colombia	1	0.1%
25	Malaysia	1	0.1%
26	Mongolia	1	0.1%
27	Russia	1	0.1%