Rank	Countries/Territories	Count	Percent
1	United States	638	37.3%
2	China	569	33.3%
3	Germany	134	7.8%
4	Latvia	74	4.3%
5	France	57	3.3%
6	Singapore	42	2.5%
7	Japan	35	2%
8	United Kingdom	17	1%
9	Netherlands	15	0.9%
10	Canada	14	0.8%
11	Russia	11	0.6%
12	Hong Kong	10	0.6%
13	Australia	8	0.5%
14	Cyprus	7	0.4%
15	Korea, Republic of	7	0.4%
16	Mexico	7	0.4%
17	Ireland	6	0.4%
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%