Date          [1]      [2]      [3]      [4]      [5]
13 Oct.      17.1     12.6        9      6.1      4.9
20 Oct.      15.9     11.9      8.3      5.5      4.5
27 Oct.      15.7     11.7      8.3      5.4      4.7
3 Nov.       15.5     11.7      8.4      5.4      4.6
10 Nov.      15.5       12      8.4      5.9      4.7
17 Nov.      15.3     12.1      8.4      5.6      4.7
24 Nov.      15.7     12.1      8.4      5.4      4.7
1 Dec.       15.9     11.8      8.5      5.4      4.5
8 Dec.       16.5     12.3      8.9        6      4.6
15 Dec.      17.3     12.8      9.1      5.6      4.6
22 Dec.      17.3     13.1      9.3      5.5      4.8
29 Dec.      17.5     12.9      9.4      5.4      4.7
5 Jan.       17.2     12.4      9.3      5.7      4.7
12 Jan.      15.8     12.9      8.6      5.3      4.6
19 Jan.      15.4       13      9.1      5.2      4.6
26 Jan.      15.6       13      9.2      5.1      4.7
2 Feb.       14.9     12.6      9.2        5      4.6
9 Feb.       15.2     12.8      8.9      5.6      4.7
16 Feb.      15.5     13.5      8.8      5.4      4.6
23 Feb.      16.1     13.7        9      5.3      4.5
2 Mar.       15.9     13.8        9      5.4      4.4
9 Mar.       16.6       13      8.8        6      4.2
16 Mar.        17       13      8.6      5.5      4.4
23 Mar.      17.3     12.7      8.6      5.3      4.4
30 Mar.      16.7     11.7      8.3      4.8      4.2
6 Apr.       15.8     10.8      7.7        5      3.6
13 Apr.      15.7     10.4      7.5      4.9      3.3
20 Apr.      16.6     10.4        8      4.8      3.3
27 Apr.        17     10.8      8.4        5      3.5
4 May        16.8     10.2      8.2      5.3      3.5
8 May        17.3     10.7      7.8      5.4      3.6