Rank	Countries/Territories	Count	Percent
1	United States	457	36.5%
2	China	249	19.9%
3	Germany	126	10.1%
4	Canada	74	5.9%
5	Ireland	64	5.1%
6	Netherlands	64	5.1%
7	United Kingdom	34	2.7%
8	Australia	23	1.8%
9	India	20	1.6%
10	France	18	1.4%
11	Cyprus	11	0.9%
12	Japan	10	0.8%
13	Croatia	8	0.6%
14	Greece	6	0.5%
15	Spain	6	0.5%
16	Switzerland	6	0.5%
17	Russia	5	0.4%
18	Poland	5	0.4%
19	Korea, Republic of	5	0.4%
20	Romania	4	0.3%
21	Ghana	4	0.3%
22	Argentina	4	0.3%
23	Saudi Arabia	4	0.3%
24	Italy	4	0.3%
25	Singapore	3	0.2%
26	Egypt	3	0.2%
27	Chile	3	0.2%
28	Latvia	3	0.2%
29	Lithuania	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Israel	2	0.2%
32	Austria	2	0.2%
33	Bangladesh	2	0.2%
34	Brazil	2	0.2%
35	Bulgaria	2	0.2%
36	Czech Republic	2	0.2%
37	Turkey	2	0.2%
38	Ukraine	1	0.1%
39	United Arab Emirates	1	0.1%
40	Trinidad and Tobago	1	0.1%
41	Sudan	1	0.1%
42	Viet Nam	1	0.1%
43	Malta	1	0.1%
44	Mexico	1	0.1%
45	Jordan	1	0.1%
46	Kazakhstan	1	0.1%
47	New Zealand	1	0.1%
48	Nigeria	1	0.1%
49	Pakistan	1	0.1%