Date          [1]      [2]      [3]      [4]      [5]
1 May        79.8     10.6      6.4      2.2     0.96
2 May        79.3        9      8.6      1.7      1.3
3 May        79.6      9.8      7.6      1.8      1.2
4 May        79.8     10.2      6.3      2.6      1.2
5 May        79.8     10.4      6.5      2.5     0.71
6 May        78.8     10.7      7.5      1.7      1.3
7 May        79.4     10.1      7.2      2.3      1.1
8 May        78.8       10      7.6        3      0.6
9 May        77.5       12      6.5      3.1     0.96
10 May       79.2       10      6.9      2.7      1.2
11 May       76.8       12      7.2      2.3      1.7
12 May         79      9.4      7.9      2.9     0.94
13 May       79.6      9.4      7.3      2.6      1.1
14 May       78.6      9.9      8.4      2.2     0.93
15 May       78.8       10      7.6      2.7     0.81
16 May       76.3     11.5      8.6      2.7     0.83
17 May       78.6      9.4      8.3      2.4      1.3
18 May       77.4      9.9        8      3.1      1.5
19 May       77.4     12.5      6.5      2.6      1.1
20 May         77     11.4      7.5      3.3     0.85
21 May       78.6     10.3      7.9      2.4     0.84
22 May       78.5     11.3      6.5      2.8     0.89
23 May         80        9      7.6      2.4     0.94
24 May         80      9.4      7.3        2      1.3
25 May       79.7     10.4      6.7      2.3     0.89
26 May       78.9     10.1      8.1        2        1
27 May       76.5       12      7.7      2.4      1.4
28 May       79.3      9.1      8.5      2.1      1.1
29 May       75.9     12.2      8.4      2.4      1.1
30 May       75.9     10.9      8.6      3.3      1.3
31 May       76.4     12.2      7.2      3.2      1.1