I nomi delle colonne:
[1] - 1 giorno
[2] - 2 giorno
[3] - 3-4 giorno
[4] - 5-7 giorni
Data          [1]      [2]      [3]      [4]
8 apr        98.2      1.3     0.51        0
9 apr        97.8      1.3     0.81        0
10 apr       97.9      1.6     0.53        0
11 apr       97.6      1.6     0.53     0.27
12 apr       97.9      1.6     0.27     0.27
13 apr       97.7      1.5     0.51     0.26
14 apr       98.6     0.54     0.54     0.27
15 apr       98.6     0.56     0.56     0.28
16 apr       97.8      1.4     0.55     0.28
17 apr       97.9     0.88      1.2        0
18 apr       97.3      1.8     0.61      0.3
19 apr       97.4      2.1     0.29     0.29
20 apr       97.5      1.9     0.62        0
21 apr       97.5      1.6     0.95        0
22 apr       98.4     0.65     0.97        0
23 apr       97.6      1.7     0.34     0.34
24 apr       98.3     0.34        1     0.34
25 apr       97.7     0.98      1.3        0
26 apr       97.7     0.99     0.99     0.33
27 apr         97      1.7        1     0.33
28 apr       97.2      1.6     0.95     0.32
29 apr       97.5      2.2        0     0.31
30 apr       97.9      1.8        0      0.3
1 mag        98.2      1.5      0.3        0
2 mag        97.9      1.8      0.3        0
3 mag        97.9      1.8     0.31        0
4 mag          97      2.4     0.59        0
5 mag        95.9      3.5     0.63        0
6 mag        95.7      3.3     0.98        0
7 mag        95.3      3.7        1        0
8 mag        95.6      3.4        1        0