les titres des colonnes:
[1] - Moscou
[2] - Saint-Pétersbourg
[3] - Novossibirsk
[4] - Ekaterinbourg
[5] - Krasnodar
Date          [1]      [2]      [3]      [4]      [5]
6 oct        43.2        7        3      3.6      2.1
13 oct       40.7      7.1        3      2.4      3.5
20 oct         39      7.7      2.7      3.2      1.8
27 oct       40.5      9.8      3.7      2.6      2.6
3 nov        42.9     10.7      2.9      2.9      2.4
10 nov       44.7      7.2      3.7        3      3.5
17 nov       41.6     12.6      2.4      3.1      2.2
24 nov       41.8     11.7      3.9      3.1      4.2
1 dec        43.6      7.8      3.7      2.1      1.3
8 dec        48.6      7.5      2.9      2.9        2
15 dec       41.5     10.3      1.2      3.9      2.9
22 dec       46.8      7.6      2.4      2.9      1.9
29 dec       38.4     10.7      2.9      2.4      2.4
5 jan        40.8      7.5      2.8      3.9      2.1
12 jan       38.1      9.5      1.7      4.5      5.2
19 jan       44.9      6.8      3.7      5.2     0.77
26 jan       37.3      6.4      3.1      2.8        3
2 fev        30.7      7.4      3.2      4.2      2.6
9 fev        39.7     10.1      3.3      3.7      2.7
16 fev       38.5     13.3      1.4      2.9      2.5
23 fev       38.6     10.1        2      1.8      2.6
2 mar        43.8     12.1      1.4      2.3      2.8
9 mar        49.7     11.8      2.3      1.3      2.6
16 mar       42.3     13.7      2.3        3      3.7
23 mar       43.9     11.9        1        2        2
30 mar       49.6        9     0.75      1.1      2.2
6 avr        47.2     10.7      0.4        2      1.6
13 avr       51.2      5.8      1.7      1.2      2.9
20 avr         51      5.9        2      3.9      1.5
27 avr       43.7     10.1        1        2        1
29 avr         50     12.5      1.6      4.7        0