Rank	Countries/Territories	Count	Percent
1	United States	478	37.5%
2	China	459	36%
3	Germany	97	7.6%
4	France	53	4.2%
5	Japan	23	1.8%
6	Canada	21	1.6%
7	Spain	17	1.3%
8	India	13	1%
9	Ireland	12	0.9%
10	Singapore	12	0.9%
11	United Kingdom	10	0.8%
12	Korea, Republic of	8	0.6%
13	Netherlands	8	0.6%
14	Indonesia	8	0.6%
15	Cyprus	7	0.5%
16	Czech Republic	4	0.3%
17	Australia	4	0.3%
18	Bangladesh	3	0.2%
19	Colombia	3	0.2%
20	Egypt	3	0.2%
21	Libya	3	0.2%
22	Turkey	3	0.2%
23	Sweden	2	0.2%
24	Malaysia	2	0.2%
25	Mongolia	2	0.2%
26	Latvia	2	0.2%
27	Saudi Arabia	2	0.2%
28	Hong Kong	2	0.2%
29	Italy	2	0.2%
30	Brazil	2	0.2%
31	Bulgaria	1	0.1%
32	Cote D'ivoire	1	0.1%
33	Afghanistan	1	0.1%
34	Iraq	1	0.1%
35	Norway	1	0.1%
36	Poland	1	0.1%
37	Switzerland	1	0.1%
38	Thailand	1	0.1%
39	Ukraine	1	0.1%
40	Slovakia	1	0.1%
41	Viet Nam	1	0.1%