Date          [1]      [2]      [3]      [4]
17 Nov.      77.8     18.5        0      3.7
24 Nov.      81.3      6.2      6.2      6.2
1 Dec.       77.3     18.2        0      4.5
8 Dec.         75     16.7        0      8.3
15 Dec.      74.1     14.8        0     11.1
22 Dec.      93.3      6.7        0        0
29 Dec.      78.6     10.7      3.6      7.1
5 Jan.       56.3     37.5        0      6.2
12 Jan.      55.6     16.7     22.2      5.6
19 Jan.      51.3     23.1     17.9      7.7
26 Jan.      61.3     25.8      6.5      6.5
2 Feb.       44.8     32.8     19.4        3
9 Feb.         87        0        0       13
16 Feb.      80.6      8.3      8.3      2.8
23 Feb.      68.2      9.1      9.1     13.6
2 Mar.       95.7      4.3        0        0
9 Mar.       81.8     13.6        0      4.5
16 Mar.        90      2.5        5      2.5
23 Mar.      79.3      6.9      3.4     10.3
30 Mar.      91.9      2.7      2.7      2.7
6 Apr.         90      3.3      3.3      3.3
13 Apr.      72.4      6.9      6.9     13.8
20 Apr.      76.9        0        0     23.1
27 Apr.      84.2      2.6        0     13.2
4 May        76.5      2.9      8.8     11.8
11 May       76.5        0      5.9      8.8
18 May       58.1        0     19.4      6.5
25 May       65.2        0     10.9      8.7
1 Jun.       69.4        0      5.6      5.6
8 Jun.         60        0      6.7     13.3
9 Jun.       33.3        0     66.7        0