Rank	Countries/Territories	Count	Percent
1	United States	492	38%
2	China	303	23.4%
3	Germany	133	10.3%
4	Latvia	48	3.7%
5	Japan	46	3.6%
6	Australia	46	3.6%
7	France	37	2.9%
8	Singapore	19	1.5%
9	Netherlands	17	1.3%
10	Canada	16	1.2%
11	Norway	15	1.2%
12	United Kingdom	15	1.2%
13	Cyprus	12	0.9%
14	India	9	0.7%
15	Ukraine	8	0.6%
16	South Africa	8	0.6%
17	Korea, Republic of	8	0.6%
18	Portugal	7	0.5%
19	Russia	5	0.4%
20	Iran, Islamic Republic of	5	0.4%
21	Hong Kong	5	0.4%
22	Ireland	4	0.3%
23	Argentina	4	0.3%
24	Switzerland	4	0.3%
25	Italy	4	0.3%
26	Taiwan	3	0.2%
27	Turkey	3	0.2%
28	Denmark	3	0.2%
29	Ethiopia	3	0.2%
30	Israel	3	0.2%
31	Hungary	2	0.2%
32	Spain	2	0.2%
33	Peru	1	0.1%
34	Morocco	1	0.1%
35	Iceland	1	0.1%
36	Czech Republic	1	0.1%
37	Belgium	1	0.1%