los nombres de las columnas:
[1] - Marcador
[2] - yandex.ru/
[3] - google.com/
[4] - Otros
[5] - extra-m.ru/
Fecha         [1]      [2]      [3]      [4]      [5]
nov 22       41.1        7      1.7      5.7        1
dic 22       33.8      5.1      1.2      4.8     0.65
en 23        47.6      6.3        2        8     0.87
feb 23       45.6        7      1.1      8.6     0.68
mar 23       44.3      7.4      1.5      6.6      1.2
abr 23       51.9      8.2      3.9      3.9      1.1
mayo 23      41.4     15.8      1.6      4.1     0.68
jun 23       41.8       10      1.6      6.3      0.7
jul 23       44.9     11.9      1.1      3.9      1.1
ag 23        36.2      4.7      1.2      4.7     0.84
sept 23      39.4        6      1.1      4.4      0.9
oct 23       48.5      6.3      1.9      5.1      1.6
nov 23       42.7        6      1.3      4.7      1.3
dic 23         69      5.5     0.74        4     0.74
en 24        38.1        5     0.74      4.1     0.65
feb 24       41.7      7.1        1      3.1      1.4
mar 24         43      6.6      1.4        3     0.58
abr 24       40.4      5.9      1.2      2.3     0.63
mayo 24      35.1      6.7     0.97      2.7     0.42
jun 24       33.5      8.5      1.5      2.3      0.5
jul 24       33.9        8      1.1      2.1     0.42
ag 24        26.9      8.6      1.2      1.5     0.58
sept 24      26.3      8.7      0.9      2.1     0.67
oct 24       25.9        8      1.8      1.8     0.29
nov 24       19.6      5.5      1.7      1.4     0.47
dic 24       17.6      3.6      1.3      1.7     0.42
en 25        18.8      4.1      1.2      8.8     0.39
feb 25       21.8      4.6      1.9      1.3     0.32
mar 25       22.7      4.8      1.6     0.58     0.42
abr 25       35.1      4.1      1.6    0.033      0.1
mayo 25      15.9      3.4      1.1        0      0.2