Date          [1]      [2]      [3]      [4]
11 Apr.      88.8      4.8      3.6      2.8
12 Apr.      88.9      4.7      3.6      2.8
13 Apr.        89      4.7      3.6      2.8
14 Apr.        89      4.6      3.5      2.8
15 Apr.      88.7      5.1      3.2        3
16 Apr.      88.7      4.9      3.4      2.9
17 Apr.      89.1      4.5      3.7      2.7
18 Apr.      88.5      5.1      3.5      2.8
19 Apr.      88.6      5.2      3.5      2.7
20 Apr.      88.5      5.3      3.5      2.8
21 Apr.      88.2      5.6      3.6      2.6
22 Apr.      87.6        6      3.7      2.7
23 Apr.      86.9      6.2        4      2.9
24 Apr.      86.8      6.2      4.1      2.9
25 Apr.      86.4      6.3      3.9      3.3
26 Apr.      86.1      6.5        4      3.5
27 Apr.        86      6.2      4.2      3.6
28 Apr.      85.8      6.1      4.4      3.7
29 Apr.      85.8      6.4      4.2      3.5
30 Apr.      85.9      6.4      4.4      3.3
1 May        85.8      6.6      4.3      3.3
2 May        85.6      6.8      4.4      3.1
3 May        85.7        7      4.2      3.1
4 May        85.9      6.7      4.2      3.1
5 May        86.3      6.7      4.1        3
6 May        86.5      6.4      4.3      2.8
7 May        86.5      6.5      4.3      2.6
8 May        86.2      6.9      4.3      2.6
9 May        85.8      6.9      4.6      2.7
10 May       85.3      7.5      4.5      2.7
11 May       85.5        7      4.6      2.9