Rank	Countries/Territories	Count	Percent
1	United States	355	39.3%
2	China	257	28.5%
3	Germany	90	10%
4	Latvia	55	6.1%
5	France	33	3.7%
6	Japan	25	2.8%
7	Canada	16	1.8%
8	Hong Kong	14	1.6%
9	Netherlands	7	0.8%
10	Cyprus	6	0.7%
11	Korea, Republic of	5	0.6%
12	India	4	0.4%
13	Spain	4	0.4%
14	Ukraine	4	0.4%
15	Ireland	3	0.3%
16	Yemen	2	0.2%
17	United Kingdom	2	0.2%
18	Sweden	2	0.2%
19	Switzerland	2	0.2%
20	Iran, Islamic Republic of	2	0.2%
21	Greece	2	0.2%
22	Lithuania	2	0.2%
23	Malaysia	2	0.2%
24	Bangladesh	2	0.2%
25	Argentina	1	0.1%
26	Australia	1	0.1%
27	Georgia	1	0.1%
28	Pakistan	1	0.1%
29	Philippines	1	0.1%
30	Russia	1	0.1%
31	Singapore	1	0.1%