I nomi delle colonne:
[1] - Yandex
[2] - Google
Data          [1]      [2]
3 nov        10.5     89.5
10 nov         50       50
17 nov       33.3     66.7
24 nov         50       50
1 dic        62.5     37.5
8 dic          50       50
15 dic         40       60
22 dic         50       50
29 dic       71.4     28.6
5 gian       85.7     14.3
12 gian        90       10
19 gian       100        0
26 gian       100        0
2 feb          70     29.7
9 feb          68     30.9
16 feb       87.5     12.5
23 feb        100        0
2 mar           0        0
9 mar        71.4     28.6
16 mar       62.5     37.5
23 mar         50       50
30 mar          0      100
6 apr           0      100
13 apr       55.6     44.4
20 apr        100        0
27 apr       66.7     33.3
4 mag           0      100
11 mag       77.8     22.2
18 mag        100        0
25 mag        100        0
26 mag          0        0