Rank	Countries/Territories	Count	Percent
1	United States	439	34.1%
2	China	378	29.3%
3	Germany	131	10.2%
4	Japan	92	7.1%
5	Latvia	46	3.6%
6	France	39	3%
7	Singapore	17	1.3%
8	Spain	16	1.2%
9	United Kingdom	14	1.1%
10	Mexico	12	0.9%
11	Netherlands	12	0.9%
12	India	11	0.9%
13		10	0.8%
14	Cyprus	9	0.7%
15	Canada	8	0.6%
16	Argentina	6	0.5%
17	Australia	6	0.5%
18	Korea, Republic of	6	0.5%
19	Colombia	5	0.4%
20	Hong Kong	4	0.3%
21	Philippines	4	0.3%
22	Indonesia	3	0.2%
23	Chile	2	0.2%
24	Puerto Rico	2	0.2%
25	Slovakia	2	0.2%
26	Italy	2	0.2%
27	Pakistan	1	0.1%
28	Malaysia	1	0.1%
29	Thailand	1	0.1%
30	Russia	1	0.1%
31	Saudi Arabia	1	0.1%
32	Bulgaria	1	0.1%
33	Iran, Islamic Republic of	1	0.1%
34	Iraq	1	0.1%
35	Hungary	1	0.1%
36	El Salvador	1	0.1%
37	Ethiopia	1	0.1%
38	Viet Nam	1	0.1%
39	Yemen	1	0.1%