Rank	Countries/Territories	Count	Percent
1	United States	133	26.3%
2	Ireland	90	17.8%
3	China	68	13.4%
4	Korea, Republic of	20	4%
5	Germany	17	3.4%
6	Japan	13	2.6%
7	United Kingdom	13	2.6%
8	Greece	12	2.4%
9	France	11	2.2%
10	India	9	1.8%
11	Canada	9	1.8%
12	Iran, Islamic Republic of	8	1.6%
13	Sweden	7	1.4%
14	Malaysia	6	1.2%
15	Brazil	6	1.2%
16	Australia	6	1.2%
17	Spain	6	1.2%
18	Turkey	6	1.2%
19	South Africa	5	1%
20	Hong Kong	5	1%
21	Taiwan	5	1%
22	Thailand	4	0.8%
23	Romania	4	0.8%
24	Mauritius	4	0.8%
25	New Zealand	4	0.8%
26	Peru	4	0.8%
27	Austria	4	0.8%
28	Italy	3	0.6%
29	Netherlands	3	0.6%
30	Pakistan	2	0.4%
31	Russia	2	0.4%
32	Saudi Arabia	2	0.4%
33	Tunisia	2	0.4%
34	Bangladesh	2	0.4%
35	Czech Republic	2	0.4%
36	Ethiopia	2	0.4%
37	Finland	2	0.4%
38	Egypt	1	0.2%
39	Singapore	1	0.2%
40	Slovakia	1	0.2%
41	Portugal	1	0.2%
42	Ukraine	1	0.2%