los nombres de las columnas:
[1] - Otros
[2] - Marcador
[3] - yandex.ru
[4] - No definido
[5] - e.mail.ru
Fecha         [1]      [2]      [3]      [4]      [5]
dic 22       50.6     15.8       13     12.1      2.8
en 23        52.4     18.1       12      7.1        3
feb 23       51.6     18.4     13.2      9.2        2
mar 23         50     18.3     14.2      9.4      2.1
abr 23       52.9     15.9     12.6        8      1.1
mayo 23        39     16.6     26.8      8.6      1.6
jun 23       46.2     16.3     18.7      8.1      1.7
jul 23       44.5     19.2     20.8      6.6      1.2
ag 23        44.8     15.2     10.4      7.6      1.3
sept 23      52.8     16.8     12.5        5      2.3
oct 23       55.8     17.3     11.3      3.4      1.7
nov 23       45.5     24.4       12      2.8      1.8
dic 23       31.1     51.2      7.3      2.4     0.65
en 24        47.4     20.9     11.6      4.4      1.7
feb 24       41.2     26.4     14.7      3.1        2
mar 24       35.8     32.3     13.3        5      1.3
abr 24       37.5     27.9     13.4      3.8      2.1
mayo 24      36.3     27.4     16.8      4.5     0.96
jun 24       35.7       26     19.8      2.6      1.3
jul 24       34.5     28.4     18.4        2      2.2
ag 24        35.1     21.2     23.8      1.7      1.1
sept 24      32.3     19.6     24.4      2.8      2.1
oct 24       36.7     17.9       22      2.7      0.9
nov 24       39.3       16     20.1      2.8     0.88
dic 24       39.4     22.7     16.2      2.1      1.3
en 25        49.4     15.8     12.8      4.4      2.2
feb 25       34.1     18.3     16.7      3.3      2.4
mar 25       28.1     30.4       16      2.6      1.5
abr 25       39.3     28.4      9.8     0.96      1.2
mayo 25        24     26.6     12.6        1        1
jun 25          0     26.6      9.1      1.9      1.5