Rank	Countries/Territories	Count	Percent
1	United States	459	56.7%
2	China	146	18%
3	Germany	48	5.9%
4	India	20	2.5%
5	Netherlands	18	2.2%
6	Japan	12	1.5%
7	Ireland	11	1.4%
8	Canada	9	1.1%
9	Australia	9	1.1%
10	Singapore	8	1%
11	United Kingdom	8	1%
12	Turkey	5	0.6%
13	France	5	0.6%
14	Hong Kong	5	0.6%
15	Egypt	4	0.5%
16	Cuba	4	0.5%
17	Cyprus	4	0.5%
18	Hungary	2	0.2%
19	Grenada	2	0.2%
20	Korea, Republic of	2	0.2%
21	Russia	2	0.2%
22	Saudi Arabia	2	0.2%
23	Indonesia	2	0.2%
24	Iran, Islamic Republic of	2	0.2%
25	Taiwan	2	0.2%
26	Thailand	1	0.1%
27	Tunisia	1	0.1%
28	Italy	1	0.1%
29	Philippines	1	0.1%
30	Poland	1	0.1%
31	Romania	1	0.1%
32	Malaysia	1	0.1%
33	South Africa	1	0.1%
34	Spain	1	0.1%
35	Sweden	1	0.1%
36	Switzerland	1	0.1%
37	Iceland	1	0.1%
38	Greece	1	0.1%
39	Czech Republic	1	0.1%
40	Denmark	1	0.1%
41	Belgium	1	0.1%
42	Bosnia and Herzegovina	1	0.1%
43	Brazil	1	0.1%