I nomi delle colonne:
[1] - Marcatore
[2] - promo.surfearner.com
[3] - google.com
[4] - njtc.website
Data          [1]      [2]      [3]      [4]
27 ott       63.3        0        2        0
3 nov        61.8        0     23.5        0
10 nov       59.4        0      9.4        0
17 nov       56.5        0      4.3        0
24 nov       69.7        0      9.1        0
1 dic        42.1        0     15.8        0
8 dic        65.4        0     15.4        0
15 dic       17.9        0     0.72        0
22 dic       68.8        0      6.2        0
29 dic       63.9        0      5.6        0
5 gian       47.4        0        0        0
12 gian      51.7        0      3.4        0
19 gian      61.5        0        0        0
26 gian      73.3        0        0        0
2 feb        52.3        0      2.5        0
9 feb          54        0      4.3        0
16 feb       53.2        0      1.3        0
23 feb         84        0        0        0
2 mar        86.7        0        0        0
9 mar        75.7        0      5.4        0
16 mar       38.5        0     15.4        0
23 mar       67.6        0     14.7        0
30 mar       84.4        0      9.4        0
6 apr        57.9        0     10.5        0
13 apr         64        0       16        0
20 apr       70.6        0        0        0
27 apr       83.3        0      5.6        0
4 mag        73.3     13.3      6.7      6.7
11 mag       15.4      7.7     15.4        0
18 mag       83.3        0        0        0
19 mag          0        0        0        0