Date          [1]      [2]      [3]      [4]      [5]
13 Oct.      31.5     13.4     14.8     11.4     10.4
20 Oct.      40.4     11.7     13.6     11.9      6.7
27 Oct.      20.3     17.8     18.5     11.6      7.7
3 Nov.         20     17.6     21.7       14      8.4
10 Nov.      16.8     16.2     20.9       14      8.9
17 Nov.      18.9     19.4     18.4     13.9     10.1
24 Nov.      19.4     18.8       18     13.4      7.6
1 Dec.       19.4     16.6     16.8     15.5      6.8
8 Dec.       17.6     18.3     20.6     12.7      6.3
15 Dec.      18.3     19.3     21.6     10.3        5
22 Dec.      18.8     18.2     16.9     15.2      9.1
29 Dec.      19.1     19.3     18.9       13      7.6
5 Jan.         20     20.8     18.1     12.3      3.8
12 Jan.      20.8     24.5       15      7.4      4.5
19 Jan.      19.9     14.6     15.9     12.5      6.2
26 Jan.      13.8     15.8     11.7      7.9      6.2
2 Feb.       14.3     12.4       11        8      8.3
9 Feb.       17.5       13     11.9      9.8      6.3
16 Feb.      14.1     15.2       13     19.2      5.5
23 Feb.      16.6     16.3     13.4     10.7        5
2 Mar.       18.8     20.5     12.5     16.4      5.5
9 Mar.       15.9     21.5     13.5     15.9      7.5
16 Mar.      19.7     19.4      9.1     18.2      8.1
23 Mar.        23       25     10.5     15.8      6.5
30 Mar.        19     17.8     14.3     18.9      7.2
6 Apr.       19.2     15.5     16.2     19.7        7
13 Apr.      22.3     17.8     13.4     18.3        8
20 Apr.      18.4     20.1     13.8     16.9      9.1
27 Apr.      14.9     15.3     15.3       19     11.9
4 May        13.9     18.5     12.5     18.5      5.5
7 May        14.9     14.9     14.9     13.3      8.5