Date          [1]      [2]      [3]      [4]
14 Apr.      88.2      5.5      4.5      1.7
15 Apr.      87.5      6.9        4      1.6
16 Apr.      86.2      9.2      2.7        2
17 Apr.      87.4      7.2      3.2      2.2
18 Apr.      85.4      8.9      3.7      1.9
19 Apr.      86.4        8      3.3      2.3
20 Apr.      86.6      7.6      3.2      2.6
21 Apr.      87.8        6      3.5      2.7
22 Apr.      87.2      6.2      4.2      2.4
23 Apr.        87      6.3      4.2      2.6
24 Apr.      86.2        8      3.3      2.5
25 Apr.      86.5      7.1      2.9      3.5
26 Apr.      86.6      7.3      2.8      3.2
27 Apr.      86.8      7.2        3        3
28 Apr.      87.5      6.5      3.8      2.2
29 Apr.      86.7      7.5      3.5      2.3
30 Apr.      87.2      7.7      2.6      2.6
1 May        89.2      5.2      3.7      1.9
2 May        88.2      5.7      4.2        2
3 May        86.1        8      3.5      2.4
4 May        88.2      6.1      3.2      2.5
5 May        89.1      5.8      2.5      2.5
6 May        87.7      7.6      2.2      2.5
7 May        85.9      8.5      3.1      2.5
8 May        86.4        7      4.5        2
9 May        86.4      6.7      4.8      2.2
10 May       86.3      6.6      4.7      2.4
11 May       86.1      6.7      4.7      2.5
12 May       86.6      7.6      3.2      2.7
13 May       87.4      6.9      2.9      2.9
14 May       85.7      8.1      3.2        3