les titres des colonnes:
[1] - Russe, Russie [ru-ru]
[2] - Russe [ru]
[3] - Anglais, USA [en-us]
[4] - Anglais, Grande-Bretagne [en-gb]
[5] - Allemand, Allemagne [de-de]
Date          [1]      [2]      [3]      [4]      [5]
13 oct       48.1     21.2     15.6      1.7     0.82
20 oct       51.2     20.3     13.7      1.6     0.91
27 oct       50.3     20.7     13.9      1.4        1
3 nov        49.5     20.9     14.7      1.3      1.3
10 nov       49.9       21     14.3      1.4     0.91
17 nov       50.3     21.3     14.2      1.3     0.76
24 nov       50.2     21.4       14      1.4     0.82
1 dec        50.5     21.3     14.1      1.3      0.9
8 dec        49.8       22     14.5      1.3     0.82
15 dec       48.2     22.6     15.6      1.3     0.93
22 dec         48     22.7     16.1      1.3     0.78
29 dec       49.6     22.5     14.3      1.4     0.77
5 jan        51.3     19.5     14.5      1.5     0.84
12 jan       50.8     20.8     14.9      1.3     0.73
19 jan         50     22.2     14.1      1.3     0.76
26 jan       49.5     22.5     14.5      1.3     0.87
2 fev        49.3     22.1     15.4      1.3     0.92
9 fev        49.9     22.4     14.3      1.2     0.81
16 fev       50.1       22     14.5      1.2     0.91
23 fev       49.4       22     14.7      1.3     0.86
2 mar          49     21.9     15.8      1.2     0.83
9 mar        49.3     21.6     16.2      1.3     0.83
16 mar       49.2     21.7     15.8      1.2      0.9
23 mar       49.1     22.2     15.7      1.3     0.73
30 mar       49.3     20.9     16.8      1.3     0.76
6 avr        49.4     19.7     17.7      1.3     0.93
13 avr       50.1     19.5     17.4      1.3     0.76
20 avr         48     19.1       19      1.5     0.89
27 avr       46.3     19.7     19.5      1.5     0.82
4 mai        46.8       18     21.1      1.4     0.75
6 mai        45.4     19.3       21      1.4      0.7