Column titles:
[1] - 1 session
[2] - 2 sessions
[3] - from 3 to 5 sessions
[4] - from 6 to 10 sessions
[5] - more than 10 sessions
Date          [1]      [2]      [3]      [4]      [5]
29 Sep.      95.8      3.5     0.62      0.1        0
6 Oct.       96.6        3     0.34        0        0
13 Oct.      96.2      3.6     0.12        0        0
20 Oct.      97.7      2.3        0        0        0
27 Oct.        97      2.2     0.84        0        0
3 Nov.       96.4        3     0.63        0        0
10 Nov.      95.1      4.4     0.52        0        0
17 Nov.      96.7      2.6     0.65        0        0
24 Nov.      96.2      3.6     0.19        0        0
1 Dec.       96.1      3.3     0.55        0        0
8 Dec.       97.3      1.9     0.76        0        0
15 Dec.      95.9      3.7     0.34        0        0
22 Dec.      97.6      2.3     0.17        0        0
29 Dec.      94.8      4.6     0.54        0        0
5 Jan.       96.4      3.3     0.36        0        0
12 Jan.      95.6      3.8     0.65        0        0
19 Jan.      95.9      3.9     0.29        0        0
26 Jan.      94.7      4.8     0.54        0        0
2 Feb.       93.6      5.3        1     0.11        0
9 Feb.       94.3      5.4     0.29        0        0
16 Feb.      95.9      3.7     0.44        0        0
23 Feb.      94.1      5.6     0.31        0        0
2 Mar.       93.4      5.6     0.82     0.21        0
9 Mar.       94.4      5.1     0.51        0        0
16 Mar.      97.4      1.9     0.47     0.24        0
23 Mar.      97.6      2.2     0.24        0        0
30 Mar.      97.3      2.7        0        0        0
6 Apr.       97.2      1.9     0.83        0        0
13 Apr.        95      3.5      1.5        0        0
20 Apr.        97      2.7      0.3        0        0
26 Apr.      95.5      4.1     0.37        0        0