los nombres de las columnas:
[1] - Otros
[2] - surfe.be
[3] - connect.ok.ru
[4] - autodengi.com
[5] - ok.ru
Fecha         [1]      [2]      [3]      [4]      [5]
dic 22       49.1     49.5     11.7     0.65      3.1
en 23        66.1     48.5      9.8        2     0.74
feb 23       76.2       28     11.3      3.6      4.3
mar 23       50.8     29.7      8.8       11       23
abr 23        137     23.6      8.8      2.3     32.2
mayo 23      79.7       16      7.3        5     34.2
jun 23        105     14.8      3.9        1      0.6
jul 23        113     35.1      4.6      1.1     0.81
ag 23         265       22      4.9     0.71      1.1
sept 23       272     78.7      4.6     0.93     83.3
oct 23        110     11.4      5.8     0.97     45.5
nov 23        129     12.7        6     0.37      8.9
dic 23       97.3     13.3      4.8     0.65     28.7
en 24         113      7.1      4.9     0.87      147
feb 24       69.6      7.4      3.7     0.24     76.8
mar 24        230     39.1      2.9     0.23       72
abr 24        131     54.8        4     0.23      123
mayo 24      35.8     66.3      4.3      2.5     49.4
jun 24       40.6     29.4      7.3     0.53       69
jul 24       19.3      2.8      6.6      1.4     74.2
ag 24           9     13.4      2.8     0.32     33.6
sept 24      24.7     19.6      2.9      7.4     49.1
oct 24       12.8      2.9      3.3     0.35      105
nov 24       19.5     32.4      2.3     0.47       73
dic 24       18.9      4.7      9.4     0.52       26
en 25         3.4      2.9     10.5      1.2     45.3
feb 25       10.4     0.79     10.6     0.39      4.1
mar 25        8.2        5      9.7    0.097     15.2
abr 25       12.9      2.4      8.4     0.57     47.3
mayo 25       1.7      4.6      5.6     0.42     45.8
jun 25          0      0.2        4        0     10.9