Rank	Countries/Territories	Count	Percent
1	United States	461	37.2%
2	China	363	29.3%
3	Germany	136	11%
4	Latvia	45	3.6%
5	Canada	40	3.2%
6		37	3%
7	Japan	25	2%
8	France	14	1.1%
9	Netherlands	14	1.1%
10	Singapore	14	1.1%
11	India	11	0.9%
12	Korea, Republic of	7	0.6%
13	Hong Kong	7	0.6%
14	Italy	7	0.6%
15	Russia	7	0.6%
16	Cyprus	6	0.5%
17	Egypt	6	0.5%
18	Australia	6	0.5%
19	Portugal	5	0.4%
20	South Africa	4	0.3%
21	United Kingdom	4	0.3%
22	Turkey	2	0.2%
23	Malaysia	2	0.2%
24	Argentina	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Ireland	2	0.2%
27	Israel	1	0.1%
28	Belgium	1	0.1%
29	Mexico	1	0.1%
30	Mongolia	1	0.1%
31	Luxembourg	1	0.1%
32	Romania	1	0.1%
33	Norway	1	0.1%
34	Ukraine	1	0.1%
35	Spain	1	0.1%
36	Sweden	1	0.1%
37	Slovenia	1	0.1%