#Number_informative_bases	number_features
0	47695
1	56575
2	52278
3	38765
4	27524
5	18434
6	10971
7	5320
8	2141
9	847
10	1323
11	5646
12	15794
13	26952
14	30587
15	24975
16	16186
17	13954
18	21891
19	26329
20	28812
21	23556
22	15403
23	8380
24	4004
25	1729
26	807
27	428
28	390