los nombres de las columnas:
[1] - Otros
[2] - rostelecom
[3] - mts
[4] - megafon
[5] - corbina
Fecha         [1]      [2]      [3]      [4]      [5]
nov 22       37.4      7.7      9.2      9.3      4.1
dic 22       37.2      8.4      9.3     10.4      4.5
en 23          39      7.6      7.6      8.5      6.5
feb 23       30.2      9.3      9.7      8.4      8.1
mar 23       30.3      7.5      8.5     10.7      6.4
abr 23       31.5      6.4      8.3     13.2      5.5
mayo 23      27.1      7.5      7.4       23      4.7
jun 23       27.9      6.6      5.8     17.3      7.6
jul 23       33.5      7.8      5.5     19.2      5.4
ag 23        34.7      5.3      7.1     15.7      6.4
sept 23      36.4      7.8      9.7     10.1      6.7
oct 23         44      8.5      5.1      6.7      6.9
nov 23       34.9     10.2      7.8       12      4.4
dic 23       29.5     11.6     11.4      9.2      3.4
en 24        31.5     14.1      9.5      9.4      5.4
feb 24       32.7     12.5      9.1     11.5      4.7
mar 24       38.4     11.1      6.9      9.3      3.6
abr 24       34.2     11.2      6.9     12.6      5.3
mayo 24      37.2      9.9      7.5      9.2      6.6
jun 24       36.2     12.3        9      7.5      4.9
jul 24       38.7      8.2      7.8     11.6      5.6
ag 24        33.5      8.4      9.1       11      6.8
sept 24      35.5     10.6      9.1      9.4      4.1
oct 24       35.2      8.5      9.5      6.6      3.4
nov 24       27.8     11.7     10.8      6.8      2.5
dic 24       27.3     11.7        9      6.6      3.1
en 25        25.4       10     12.3      7.5      2.5
feb 25       22.4      8.3     10.6      7.2      2.7
mar 25       20.4      8.8       13      6.2      2.5
abr 25       0.86     11.7     13.4      4.1      4.3
mayo 25         0       17     10.2      3.4      1.1