títulos das colunas:
[1] - marcadores
[2] - yandex.ru
[3] - ya.ru
[4] - google.com
[5] - extra-m.ru
Data          [1]      [2]      [3]      [4]      [5]
Out, 27      62.3       21      3.7      4.3      1.7
Nov, 3       65.3     21.3      2.6      4.9      1.5
Nov, 10      68.7     16.5      2.1      6.6      1.6
Nov, 17      64.2     18.4      3.7      5.8        0
Nov, 24      71.6     14.8      1.2      3.7      2.5
Dez, 1       63.5     24.7      2.7      5.9      1.4
Dez, 8       72.2     18.8     0.57      4.5      1.7
Dez, 15      73.7     14.2      2.1      1.6      1.1
Dez, 22      71.1     13.2      1.5      6.6        2
Dez, 29      69.6     11.2        0      8.1      1.9
Jan, 5       65.9     15.9     0.79        4      2.4
Jan, 12      67.1     15.3     0.59      7.6      1.2
Jan, 19      37.6      7.9     0.72      1.7     0.72
Jan, 26      66.7     13.2      3.5      3.1      5.7
Fev, 2       67.9     20.5      2.1      4.2      1.1
Fev, 9         68     12.9      2.7      9.8     0.44
Fev, 16      68.4     15.2      3.9      6.5      1.3
Fev, 23      73.5     16.2      2.9      3.9      1.5
Mar, 2       69.3     17.9      1.4      3.8     0.94
Mar, 9       75.6     12.9      1.5        6      0.5
Mar, 16      80.3     14.2     0.35      2.4      1.7
Mar, 23      67.9     18.7      2.6      5.2        1
Mar, 30      64.6     17.2      2.5      8.6      2.5
Abr, 6       74.6     12.4      1.7      7.6     0.34
Abr, 13      73.3     11.6        1      2.6      5.1
Abr, 20      81.9      7.6      2.8      2.8      1.4
Abr, 27      83.3      7.7      2.3      3.3        0
Maio, 4      82.1      9.2     0.54      2.7     0.54
Maio, 11      69.8     18.6      2.3      3.5      1.2
Maio, 18      78.6     10.9        0      2.6      1.6
Maio, 22      79.2      6.9      6.9      4.9     0.69