Rank	Countries/Territories	Count	Percent
1	United States	473	37.7%
2	China	430	34.2%
3	Germany	130	10.4%
4	Latvia	36	2.9%
5	Japan	24	1.9%
6	India	18	1.4%
7	France	15	1.2%
8	Iran, Islamic Republic of	14	1.1%
9	Cyprus	14	1.1%
10	Colombia	13	1%
11	Canada	13	1%
12	Singapore	13	1%
13	Ukraine	13	1%
14	Netherlands	11	0.9%
15	Ethiopia	6	0.5%
16	Australia	5	0.4%
17	Argentina	3	0.2%
18	Finland	3	0.2%
19	United Kingdom	3	0.2%
20	Virgin Islands, U.S.	2	0.2%
21	Taiwan	2	0.2%
22	Lithuania	2	0.2%
23	Malaysia	2	0.2%
24	Hong Kong	2	0.2%
25	Bangladesh	2	0.2%
26	Bulgaria	1	0.1%
27	Egypt	1	0.1%
28	Turkey	1	0.1%
29	Norway	1	0.1%
30	Palestine, State of	1	0.1%
31	Romania	1	0.1%
32	Viet Nam	1	0.1%