Rank	Countries/Territories	Count	Percent
1	United States	681	36.4%
2	China	666	35.6%
3	Germany	139	7.4%
4	Latvia	74	4%
5	France	60	3.2%
6	Singapore	42	2.2%
7	Japan	35	1.9%
8	United Kingdom	22	1.2%
9	Netherlands	16	0.9%
10	Canada	16	0.9%
11	Hong Kong	14	0.7%
12	Russia	11	0.6%
13	Australia	8	0.4%
14	Cyprus	7	0.4%
15	Korea, Republic of	7	0.4%
16	Mexico	7	0.4%
17	Ireland	6	0.3%
18	India	5	0.3%
19	South Africa	5	0.3%
20	Turkey	4	0.2%
21	Ukraine	4	0.2%
22	United Arab Emirates	4	0.2%
23	Belgium	4	0.2%
24	Denmark	4	0.2%
25	Viet Nam	4	0.2%
26	Bangladesh	3	0.2%
27	Argentina	2	0.1%
28	Austria	2	0.1%
29	Chile	2	0.1%
30	Italy	2	0.1%
31	Iran, Islamic Republic of	2	0.1%
32	Sweden	2	0.1%
33	Thailand	2	0.1%
34	Romania	2	0.1%
35	Kenya	2	0.1%
36	Malaysia	2	0.1%
37	Norway	1	0.1%
38	Spain	1	0.1%
39	Czech Republic	1	0.1%