wartosc_cechy  liczba_obserwacji
-3.82  0
-3.46  0
-3.1  0
-2.74  0
-2.38  0
-2.02  0
-1.66  0
-1.3  0
-0.940000000000001  0
-0.580000000000001  0
-0.220000000000001  0
0.139999999999999  0
0.499999999999999  0
0.859999999999999  1
1.22  1
1.58  1
1.94  1
2.3  1
2.66  1
3.02  1
3.38  2
3.74  2
4.1  1
4.46  3
4.82  4
5.18  2
5.54  1
5.9  2
6.26  2
6.62  2
6.98  3
7.34  2
7.7  1
8.06  1
8.42  2
8.78  1
9.14  1
9.5  1
9.86  0
10.22  0
10.58  0
10.94  0
11.3  0
11.66  0
12.02  0
12.38  0
12.74  0
13.1  0
13.46  0
13.82  0