I nomi delle colonne:
[1] - Yandex
[2] - Google
[3] - Search.Mail.ru
Data          [1]      [2]      [3]
29 sett      81.3     35.1        0
6 ott        66.7     33.6     0.14
13 ott       58.1     34.3        0
20 ott       61.3       30     0.29
27 ott       36.3     31.6        0
3 nov        27.9       33        0
10 nov       25.4     30.6        0
17 nov         27     35.3        0
24 nov         24     31.9     0.29
1 dic        27.9     27.9     0.14
8 dic        26.7     28.3        0
15 dic         33     31.9        0
22 dic         30     28.4     0.14
29 dic       29.4     25.9        0
5 gian       27.1     31.1        0
12 gian      34.9     32.6     0.14
19 gian      38.7       35        0
26 gian      66.9     40.4        0
2 feb        63.3     40.3     0.14
9 feb        43.9     29.4     0.14
16 feb         34     26.9     0.14
23 feb       38.9     27.3     0.14
2 mar        20.4     25.1        0
9 mar        17.1       18        0
16 mar       14.7     19.1        0
23 mar       10.7     22.6        0
30 mar        9.1     20.1     0.14
6 apr        11.6     19.6     0.14
13 apr        9.4     17.3     0.14
20 apr        7.1     16.4     0.14
26 apr        7.2       15     0.17