Rank	Countries/Territories	Count	Percent
1	United States	604	46%
2	China	413	31.5%
3	Germany	116	8.8%
4	Latvia	42	3.2%
5	France	31	2.4%
6	Japan	21	1.6%
7	Netherlands	16	1.2%
8	Canada	16	1.2%
9	Korea, Republic of	8	0.6%
10	Hong Kong	6	0.5%
11	Cyprus	5	0.4%
12	Russia	5	0.4%
13	Singapore	5	0.4%
14	Switzerland	4	0.3%
15	Iran, Islamic Republic of	4	0.3%
16	Argentina	4	0.3%
17	Bangladesh	2	0.2%
18	India	2	0.2%
19	Israel	2	0.2%
20	Saudi Arabia	2	0.2%
21	Ukraine	2	0.2%
22	Malaysia	1	0.1%
23	Australia	1	0.1%