les titres des colonnes:
[1] - Marque-pages
[2] - yandex.ru/
[3] - google.com/
[4] - Autres
[5] - ya.ru/
Date          [1]      [2]      [3]      [4]      [5]
13 oct       62.7     23.8      5.7      4.9      2.5
20 oct       69.3     17.3      5.4      3.2      3.2
27 oct       62.3     20.3      4.3        7      3.7
3 nov        65.3     20.5      4.9      4.1      2.6
10 nov       68.7     16.5      6.6      4.1      2.1
17 nov       64.2     17.9      5.8      7.4      3.7
24 nov       71.6     14.8      3.7      4.9      1.2
1 dec        63.5     24.7      5.9      1.8      2.7
8 dec        72.2     17.6      4.5      3.4     0.57
15 dec       73.7     12.6      1.6      8.9      2.1
22 dec       71.1     12.7      6.6      5.6      1.5
29 dec       69.6     11.2      8.1      8.7        0
5 jan        65.9     15.9        4     11.9        0
12 jan       67.1     15.3      7.6      8.8        0
19 jan       37.6      7.7      1.7     51.4     0.72
26 jan       66.7     13.2      3.1       11      3.5
2 fev        67.9       20      4.2      3.7      2.1
9 fev          68     11.6      9.8      6.2      2.2
16 fev       68.4     14.3      6.5      4.8      3.5
23 fev       73.5     16.2      3.9      1.5      2.9
2 mar        69.3     17.5      3.8      4.7      1.4
9 mar        75.6     12.4        6      2.5      1.5
16 mar       80.3     13.1      2.4        1     0.35
23 mar       67.9     18.7      5.2      3.6      2.6
30 mar       64.6     17.2      8.6        1        2
6 avr        74.6       12      7.6        1      1.7
13 avr       73.3     10.8      2.6      4.4        1
20 avr       81.9      6.9      2.8        0      2.8
27 avr       83.3      7.3      3.3        0        2
4 mai        82.1      9.2      2.7        0     0.54
11 mai       69.8     16.3      3.5        0      1.7