Rank	Countries/Territories	Count	Percent
1	United States	404	35%
2	China	342	29.6%
3	Germany	105	9.1%
4	Latvia	52	4.5%
5	France	39	3.4%
6	Japan	38	3.3%
7	Netherlands	22	1.9%
8	Canada	21	1.8%
9	Switzerland	17	1.5%
10		14	1.2%
11	Singapore	11	1%
12	India	7	0.6%
13	United Kingdom	6	0.5%
14	Turkey	5	0.4%
15	Argentina	5	0.4%
16	Hong Kong	5	0.4%
17	Korea, Republic of	5	0.4%
18	Philippines	4	0.3%
19	Malaysia	4	0.3%
20	Mexico	4	0.3%
21	Australia	4	0.3%
22	Ukraine	4	0.3%
23	Bangladesh	3	0.3%
24	Cyprus	3	0.3%
25	Romania	3	0.3%
26	Slovakia	3	0.3%
27	South Africa	2	0.2%
28	Poland	2	0.2%
29	Kuwait	2	0.2%
30	Lithuania	2	0.2%
31	Colombia	2	0.2%
32	Brazil	2	0.2%
33	Indonesia	2	0.2%
34	Iran, Islamic Republic of	2	0.2%
35	Ireland	2	0.2%
36	Greece	2	0.2%
37	Italy	1	0.1%
38	Croatia	1	0.1%
39	Czech Republic	1	0.1%
40	Portugal	1	0.1%
41	Spain	1	0.1%