#Number_informative_bases	number_features
0	28017
1	33962
2	38176
3	33615
4	23203
5	13218
6	6135
7	3047
8	4405
9	9965
10	19009
11	27887
12	31303
13	26341
14	18937
15	12652
16	10462
17	8285
18	5264
19	2858
20	2347