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]
6 apr        81.8      9.1      5.7      2.6     0.87
7 apr        82.7      8.6      5.7      2.2     0.73
8 apr          81      8.9      6.4        3     0.79
9 apr        79.9     10.6      6.8      2.1     0.64
10 apr       81.4      9.8      6.3      1.7      0.9
11 apr       80.5      9.6      6.7      2.4     0.84
12 apr       81.5      8.6      6.7      2.6     0.58
13 apr       79.1      9.7      7.7      2.3      1.2
14 apr       79.5     10.3      7.1      2.2     0.98
15 apr       82.5      8.9      5.3      2.3     0.88
16 apr       83.2      7.9      5.8      2.3     0.86
17 apr         81     10.1      5.9        2     0.94
18 apr       80.7      9.6      6.7      2.3     0.65
19 apr       80.3      9.8      6.3      2.7     0.81
20 apr         80     10.4      6.6      2.1     0.87
21 apr       81.4       10      5.7      2.2     0.69
22 apr       79.7      9.4      7.2      2.5      1.2
23 apr       81.2      9.1      5.9      2.7      1.1
24 apr         81      9.4      6.5        2        1
25 apr       82.5      8.8      5.4      2.4     0.81
26 apr       82.8      8.6      5.5      2.5     0.65
27 apr       82.2      8.9      5.2      2.9     0.88
28 apr       79.4       11      6.5      2.2     0.91
29 apr       81.5      9.3        6      2.5     0.65
30 apr       81.8      9.9      5.6      1.9     0.78
1 mag        79.8     10.6      6.4      2.2     0.96
2 mag        79.3        9      8.6      1.7      1.3
3 mag        79.6      9.8      7.6      1.8      1.2
4 mag        79.8     10.2      6.3      2.6      1.2
5 mag        79.8     10.4      6.5      2.5     0.71
6 mag        78.8     10.7      7.5      1.7      1.3