los nombres de las columnas:
[1] - google.com
[2] - yandex.ru
[3] - Marcador
[4] - Otros
[5] - google.ru
Fecha         [1]      [2]      [3]      [4]      [5]
nov 22       54.4     13.5       13      9.3      6.7
dic 22         52     17.6       12      8.8      6.7
en 23          47     22.4     12.7      8.7      5.8
feb 23       47.3     23.1     11.5      9.1        6
mar 23       47.2     24.5     10.3      8.8      5.8
abr 23       45.3     24.2     10.9      9.5      6.1
mayo 23      43.5     22.8     10.4     15.4      5.2
jun 23       48.5     25.9      9.6      6.6      6.2
jul 23       47.8     25.5      9.5      7.4      5.9
ag 23        45.6     25.7      9.2      7.8      5.8
sept 23      39.7     28.2     11.1        9      4.4
oct 23       36.6     33.2      9.8      9.7      3.1
nov 23       35.8     33.1     10.7      8.9      3.1
dic 23       32.7     37.5     10.3      9.9      2.4
en 24        29.1     39.7     11.2      9.8      2.1
feb 24       32.8     37.8     11.5      8.7      1.6
mar 24       32.2     36.4       13      8.2      1.9
abr 24       32.9     37.6     12.5        7      1.9
mayo 24      26.2     44.6     10.7      7.5     0.85
jun 24       24.7     45.2     10.5      7.8      1.2
jul 24       21.1     46.6      9.8       11     0.84
ag 24        23.3     46.5     10.1     10.1     0.66
sept 24      27.2     39.7       14      7.7     0.97
oct 24         27     41.2     11.5     10.4     0.95
nov 24       33.4     24.5     14.7     14.4      1.4
dic 24         32     26.4     14.8     10.2        1
en 25        30.5     32.9     13.3      7.2      1.2
feb 25       27.3     29.2     16.6     10.1     0.99
mar 25         30     14.2     21.1       12      2.4
abr 25       29.8      8.6     17.3     0.79      1.7
mayo 25      25.3      4.9     17.6        0      3.1