los nombres de las columnas:
[1] - Search.Mail.ru
[2] - Yandex
[3] - Google
Fecha [1] [2] [3]
nov 22 32.7 32.9 34.4
dic 22 32.3 36.2 31.5
en 23 29.2 35.9 34.9
feb 23 28.9 37.1 34
mar 23 33.1 31.5 35.4
abr 23 36.5 32.8 30.8
mayo 23 32.3 30.8 36.8
jun 23 35.7 32.6 31.8
jul 23 35.7 29.6 34.7
ag 23 37.2 32.9 29.9
sept 23 33.5 33.1 33.3
oct 23 29.2 34.2 36.7
nov 23 34.5 34 31.5
dic 23 34.6 30.9 34.6
en 24 28.8 35.5 35.8
feb 24 31 38.3 30.7
mar 24 32.8 31.9 35.3
abr 24 28.8 37.7 33.5
mayo 24 35.1 30.7 34.2
jun 24 29.5 38.1 32.4
jul 24 32.6 39 28.4
ag 24 36.9 35.1 28
sept 24 34.8 31.5 33.7
oct 24 31.7 35.9 32.4
nov 24 31.3 35.9 32.8
dic 24 33.3 35.2 31.5
en 25 32.1 35.2 32.7
feb 25 22.9 45.1 32
mar 25 29.4 31.3 39.3
abr 25 32 32.5 35.6
mayo 25 33.8 29.4 36.8