los nombres de las columnas:
[1] - Google
[2] - Yandex
[3] - Search.Mail.ru
[4] - Yandex (imágenes)
[5] - Bing
Fecha         [1]      [2]      [3]      [4]      [5]
nov 22       32.7       62      2.2    0.085    0.085
dic 22       49.8     46.6      1.5    0.024    0.012
en 23        64.9     32.7     0.73   0.0069    0.083
feb 23       68.2     30.4     0.39     0.02    0.073
mar 23       74.3     21.8     0.48    0.016     0.18
abr 23       73.6     20.2     0.84   0.0099     0.18
mayo 23      63.8       31      1.2    0.026    0.035
jun 23       55.3     39.1      1.8    0.021    0.011
jul 23       53.1     36.1      2.5   0.0041   0.0081
ag 23        49.5     42.7      4.1   0.0031    0.037
sept 23      55.7     33.7      5.7        0   0.0043
oct 23       60.2     27.8      6.3    0.021        0
nov 23       62.2     32.4        2    0.032    0.008
dic 23         62     32.9      1.2    0.027    0.018
en 24        62.9     31.8      1.3    0.043     0.06
feb 24       56.1     36.4      1.6     0.01     0.43
mar 24       61.9     33.1      1.1        0     0.23
abr 24       64.1     34.8     0.45        0     0.12
mayo 24      68.2     31.4     0.28    0.031    0.021
jun 24       58.7     40.8     0.41    0.013        0
jul 24       59.4     40.3     0.21    0.024    0.012
ag 24          59     40.6     0.37    0.024    0.012
sept 24        53     46.5     0.51        0        0
oct 24       50.5     48.9     0.51        0    0.086
nov 24       57.1     42.9        0        0        0
dic 24       52.9     47.1        0        0        0
en 25        26.6     73.4        0        0        0
feb 25       29.1     70.4     0.48        0        0
mar 25       46.4     53.6        0        0        0
abr 25       52.4     47.6        0        0        0
mayo 25        25       75        0        0        0