los nombres de las columnas:
[1] - yandex.ru
[2] - google.com
[3] - Marcador
[4] - Otros
[5] - ya.ru
Fecha         [1]      [2]      [3]      [4]      [5]
nov 22       67.5      272     65.1     46.3        0
dic 22       91.2      269     62.1     45.5        0
en 23         123      258     69.3     47.5        0
feb 23        121      248     60.5     47.8        0
mar 23        120      231     50.2     43.3    0.065
abr 23        102      191     46.2     40.1     0.33
mayo 23       103      195     46.6     69.3     0.13
jun 23       87.3      164     32.4     22.3     0.67
jul 23       69.9      131     26.1     20.2    0.097
ag 23        67.2      119     24.1     20.4      5.3
sept 23       100      141     39.6     31.9      8.4
oct 23       97.8      108     28.9     28.5      9.1
nov 23       89.5     96.8     29.1       24      7.9
dic 23        100     87.6     27.5     26.4      7.1
en 24         105     76.8     29.7       26      7.9
feb 24       80.6     69.9     24.4     18.6      6.2
mar 24       59.5     52.6     21.3     13.4        4
abr 24       49.6     43.4     16.5      9.2        3
mayo 24      50.6     29.6     12.1      8.5      3.5
jun 24       41.4     22.6      9.6      7.1      2.9
jul 24       42.8     19.4        9     10.1        3
ag 24        42.9     21.5      9.3      9.4      2.6
sept 24      57.2     39.2     20.2     11.1      4.1
oct 24       44.6     29.3     12.5     11.3      2.3
nov 24       20.2     27.5     12.1     11.9      3.2
dic 24       21.4     25.9     11.9      8.2      4.9
en 25        35.2     32.7     14.2      7.7      5.8
feb 25       27.2     25.5     15.5      9.4      5.2
mar 25        8.2     17.3     12.2      6.3        4
abr 25        4.4     15.1      8.8        0      3.9
mayo 25         4       15        4        0        3