Date          [1]      [2]      [3]      [4]
13 Oct.      91.2      5.3      2.2      1.3
20 Oct.      90.4        6      2.3      1.3
27 Oct.      90.3      6.1      2.3      1.2
3 Nov.       90.4        6      2.3      1.2
10 Nov.      90.4        6      2.4      1.2
17 Nov.      90.3      6.1      2.3      1.3
24 Nov.      90.3        6      2.3      1.3
1 Dec.       90.3        6      2.4      1.3
8 Dec.       90.4      5.9      2.3      1.3
15 Dec.      90.8      5.5      2.3      1.4
22 Dec.      91.1      5.3      2.2      1.4
29 Dec.      91.3      5.1      2.2      1.4
5 Jan.       91.6      5.1      2.1      1.3
12 Jan.      91.9        5      1.9      1.2
19 Jan.      91.6        5        2      1.3
26 Jan.      91.4      5.1      2.1      1.4
2 Feb.       91.5        5      2.1      1.4
9 Feb.       91.7        5        2      1.3
16 Feb.      91.5      5.1      2.1      1.3
23 Feb.      91.4      5.1      2.1      1.4
2 Mar.       91.4        5      2.1      1.4
9 Mar.       91.6      4.9      2.1      1.4
16 Mar.      91.8      4.9        2      1.3
23 Mar.      91.8      4.8        2      1.4
30 Mar.      91.8      4.8        2      1.4
6 Apr.       91.6        5        2      1.3
13 Apr.      91.6        5        2      1.3
20 Apr.      91.8      4.8        2      1.4
27 Apr.      91.5      4.9      2.2      1.4
4 May        91.8      4.8      2.1      1.3
7 May        92.5      4.5      1.9      1.1