Rank	Countries/Territories	Count	Percent
1	United States	191	38.6%
2	China	100	20.2%
3	India	40	8.1%
4	Germany	28	5.7%
5	Ireland	24	4.8%
6	Singapore	19	3.8%
7	Canada	15	3%
8	United Kingdom	12	2.4%
9	Netherlands	9	1.8%
10	Australia	6	1.2%
11	Greece	4	0.8%
12	Turkey	4	0.8%
13	Norway	3	0.6%
14	Japan	3	0.6%
15	Cyprus	3	0.6%
16	Egypt	2	0.4%
17	Israel	2	0.4%
18	Indonesia	2	0.4%
19	Pakistan	2	0.4%
20	Peru	2	0.4%
21	Mongolia	2	0.4%
22	Syrian Arab Republic	2	0.4%
23	Sri Lanka	2	0.4%
24	Switzerland	1	0.2%
25	Spain	1	0.2%
26	Taiwan	1	0.2%
27	Ukraine	1	0.2%
28	Namibia	1	0.2%
29	New Zealand	1	0.2%
30	Poland	1	0.2%
31	Russia	1	0.2%
32	Iran, Islamic Republic of	1	0.2%
33	Hong Kong	1	0.2%
34	Korea, Republic of	1	0.2%
35	Mexico	1	0.2%
36	Estonia	1	0.2%
37	Finland	1	0.2%
38	Bangladesh	1	0.2%
39	Brazil	1	0.2%
40	Bulgaria	1	0.2%
41	Yemen	1	0.2%