Rank	Countries/Territories	Count	Percent
1	United States	726	32.5%
2	China	667	29.8%
3	Canada	201	9%
4	Japan	91	4.1%
5	Germany	90	4%
6	Netherlands	69	3.1%
7	Bulgaria	64	2.9%
8	Latvia	36	1.6%
9	France	28	1.3%
10	Poland	23	1%
11	South Africa	21	0.9%
12	Singapore	19	0.9%
13	Taiwan	17	0.8%
14	United Kingdom	15	0.7%
15	Nigeria	13	0.6%
16	Russia	12	0.5%
17	Romania	10	0.4%
18	Lithuania	10	0.4%
19	Mauritius	10	0.4%
20	Hong Kong	10	0.4%
21	Viet Nam	10	0.4%
22	Thailand	10	0.4%
23	Turkey	8	0.4%
24	Ukraine	8	0.4%
25	Portugal	8	0.4%
26	New Zealand	7	0.3%
27	Cyprus	7	0.3%
28	Czech Republic	7	0.3%
29	Malaysia	5	0.2%
30	Korea, Republic of	4	0.2%
31	Philippines	4	0.2%
32	Switzerland	4	0.2%
33	Bangladesh	4	0.2%
34	Australia	3	0.1%
35	Ireland	3	0.1%
36	Kazakhstan	3	0.1%
37	Jordan	2	0.1%
38	Cote D'ivoire	2	0.1%
39	India	1	0%
40	Egypt	1	0%
41	Finland	1	0%
42	Mexico	1	0%