Rank	Countries/Territories	Count	Percent
1	United States	335	33.1%
2	China	311	30.8%
3	Germany	112	11.1%
4	Latvia	66	6.5%
5	Japan	38	3.8%
6		23	2.3%
7	Hong Kong	11	1.1%
8	France	11	1.1%
9	Cyprus	10	1%
10	Netherlands	10	1%
11	Singapore	8	0.8%
12	Mexico	6	0.6%
13	Australia	6	0.6%
14	Canada	6	0.6%
15	Ireland	6	0.6%
16	Czech Republic	5	0.5%
17	Russia	5	0.5%
18	South Africa	4	0.4%
19	Switzerland	4	0.4%
20	Ukraine	4	0.4%
21	Bangladesh	4	0.4%
22	Belgium	3	0.3%
23	Brazil	3	0.3%
24	Malaysia	3	0.3%
25	India	3	0.3%
26	Venezuela, Bolivarian Republic of	3	0.3%
27	Tunisia	3	0.3%
28	Slovakia	2	0.2%
29	Egypt	2	0.2%
30	Finland	1	0.1%
31	Poland	1	0.1%
32	Romania	1	0.1%
33	Viet Nam	1	0.1%