Rank	Countries/Territories	Count	Percent
1	United States	654	38.6%
2	China	293	17.3%
3	Japan	259	15.3%
4	Germany	143	8.4%
5	Singapore	66	3.9%
6	Latvia	54	3.2%
7	France	36	2.1%
8	Australia	28	1.7%
9	India	18	1.1%
10	Netherlands	17	1%
11	Taiwan	14	0.8%
12	Canada	12	0.7%
13	United Kingdom	11	0.6%
14	Malaysia	10	0.6%
15	Mongolia	8	0.5%
16	Korea, Republic of	6	0.4%
17	Argentina	5	0.3%
18	Poland	5	0.3%
19	Mexico	4	0.2%
20	South Africa	4	0.2%
21	Spain	4	0.2%
22	Cyprus	4	0.2%
23	Bangladesh	4	0.2%
24	Brazil	4	0.2%
25	Indonesia	4	0.2%
26	Denmark	4	0.2%
27	Czech Republic	3	0.2%
28	Ukraine	3	0.2%
29	Bulgaria	2	0.1%
30	Hong Kong	2	0.1%
31	Italy	2	0.1%
32	Turkey	2	0.1%
33	Russia	2	0.1%
34	Portugal	2	0.1%
35	Romania	1	0.1%
36	Morocco	1	0.1%
37	Sweden	1	0.1%
38	Finland	1	0.1%
39	Uruguay	1	0.1%