Rank	Countries/Territories	Count	Percent
1	United States	316	39.9%
2	China	246	31.1%
3	Germany	73	9.2%
4	Latvia	42	5.3%
5		20	2.5%
6	France	14	1.8%
7	Canada	13	1.6%
8	Japan	13	1.6%
9	Netherlands	11	1.4%
10	Cyprus	6	0.8%
11	United Kingdom	6	0.8%
12	Italy	5	0.6%
13	Argentina	4	0.5%
14	Australia	3	0.4%
15	Hong Kong	2	0.3%
16	India	2	0.3%
17	Iran, Islamic Republic of	2	0.3%
18	Israel	2	0.3%
19	Russia	2	0.3%
20	Singapore	2	0.3%
21	South Africa	1	0.1%
22	Taiwan	1	0.1%
23	Norway	1	0.1%
24	Peru	1	0.1%
25	Lithuania	1	0.1%
26	Mongolia	1	0.1%
27	Korea, Republic of	1	0.1%