Rank	Countries/Territories	Count	Percent
1	United States	489	40.6%
2	China	283	23.5%
3	United Kingdom	169	14%
4	Ireland	44	3.7%
5	Japan	31	2.6%
6	Latvia	18	1.5%
7	India	16	1.3%
8	Germany	16	1.3%
9		14	1.2%
10	Hong Kong	13	1.1%
11	Russia	12	1%
12	France	12	1%
13	Canada	10	0.8%
14	Korea, Republic of	8	0.7%
15	Netherlands	5	0.4%
16	Singapore	5	0.4%
17	Taiwan	5	0.4%
18	Cyprus	4	0.3%
19	Australia	4	0.3%
20	Belgium	4	0.3%
21	Israel	4	0.3%
22	Iran, Islamic Republic of	3	0.2%
23	Argentina	3	0.2%
24	South Africa	3	0.2%
25	Sweden	2	0.2%
26	Slovakia	2	0.2%
27	Thailand	2	0.2%
28	Ukraine	2	0.2%
29	United Arab Emirates	2	0.2%
30	Pakistan	2	0.2%
31	Romania	2	0.2%
32	Bulgaria	2	0.2%
33	Egypt	2	0.2%
34	Finland	1	0.1%
35	Italy	1	0.1%
36	Denmark	1	0.1%
37	Armenia	1	0.1%
38	Brazil	1	0.1%
39	New Zealand	1	0.1%
40	Norway	1	0.1%
41	Mongolia	1	0.1%
42	Turkey	1	0.1%
43	Viet Nam	1	0.1%