I nomi delle colonne:
[1] - 1 sessione
[2] - 2 sessioni
[3] - da 3 a 5 sessioni
[4] - da 6 a 10 sessioni
[5] - più di 10 sessioni
Data          [1]      [2]      [3]      [4]      [5]
14 apr       88.2      6.5      3.9        1      0.3
15 apr         88      6.5      4.1      1.1     0.33
16 apr       87.2        7      4.4      1.2     0.23
17 apr       87.6      6.9        4      1.2      0.3
18 apr       87.1        7      4.6        1     0.25
19 apr       88.1      6.1      4.2      1.3     0.37
20 apr       88.8      6.2      3.9     0.95     0.24
21 apr       85.3      8.3      4.8      1.2     0.34
22 apr       84.9      8.5      4.9      1.3     0.35
23 apr       86.2      7.6      4.7      1.2     0.33
24 apr       86.8      7.1      4.8        1     0.29
25 apr       87.6      6.8      4.2      1.2     0.21
26 apr       88.5      6.2      3.9      1.2     0.24
27 apr         88      6.6        4      1.2     0.27
28 apr       88.3      6.4      4.1     0.97     0.25
29 apr       87.2        7      4.5        1     0.27
30 apr       87.4      6.9      4.3      1.1     0.29
1 mag        86.8      7.3      4.9      0.8     0.25
2 mag        87.3        7      4.2      1.1     0.37
3 mag        87.3      6.5      4.7     0.94     0.58
4 mag        85.7        8      5.2     0.86     0.25
5 mag        86.7      7.6      4.4     0.98     0.22
6 mag        89.3      6.4      3.3     0.74     0.31
7 mag          86      7.7      4.9      1.2     0.28
8 mag        85.3      7.7      5.4      1.2      0.4
9 mag        86.1        8      4.6      1.1     0.31
10 mag       88.4      6.3      3.9      1.2     0.15
11 mag       88.5      6.2      4.1        1     0.26
12 mag         88      6.3      4.3     0.99     0.35
13 mag       88.4      6.4      3.9        1     0.28
14 mag       87.3      6.9      4.7     0.89      0.3