Rank	Countries/Territories	Count	Percent
1	United States	448	39.2%
2	China	322	28.1%
3	Germany	70	6.1%
4	Latvia	58	5.1%
5		52	4.5%
6	Canada	27	2.4%
7	Australia	19	1.7%
8	France	17	1.5%
9	Japan	17	1.5%
10	India	15	1.3%
11	Netherlands	13	1.1%
12	Singapore	12	1%
13	United Kingdom	10	0.9%
14	Hong Kong	10	0.9%
15	Korea, Republic of	7	0.6%
16	Russia	5	0.4%
17	Taiwan	5	0.4%
18	Cyprus	4	0.3%
19	Argentina	3	0.3%
20	Iran, Islamic Republic of	3	0.3%
21	Ireland	3	0.3%
22	Macao	2	0.2%
23	Malaysia	2	0.2%
24	Mongolia	2	0.2%
25	Greece	2	0.2%
26	Poland	2	0.2%
27	Turkey	2	0.2%
28	Ukraine	2	0.2%
29	Spain	2	0.2%
30	Sweden	2	0.2%
31	Switzerland	2	0.2%
32	Norway	1	0.1%
33	Thailand	1	0.1%
34	Serbia	1	0.1%
35	Denmark	1	0.1%