Date          [1]
28 Apr.      97.5
29 Apr.      97.5
30 Apr.       100
1 May         100
2 May         100
3 May         100
4 May        96.4
5 May        92.3
6 May         100
7 May         100
8 May         100
9 May         100
10 May        100
11 May        100
12 May        100
13 May       96.3
14 May        100
15 May       96.8
16 May        100
17 May        100
18 May        100
19 May        100
20 May        100
21 May        100
22 May        100
23 May        100
24 May       97.4
25 May        100
26 May        100
27 May        100
28 May       96.8
   total     3071