Date          [1]
10 May        100
11 May       89.7
12 May       76.6
13 May         90
14 May       90.8
15 May       92.8
16 May       90.1
17 May         70
18 May        100
19 May       78.1
20 May       91.5
21 May       90.2
22 May       88.3
23 May       75.8
24 May        100
25 May       88.7
26 May          0
27 May       92.7
28 May       90.4
29 May       92.1
30 May         91
31 May        100
1 Jun.         80
2 Jun.       77.2
3 Jun.       92.1
4 Jun.       92.2
5 Jun.       92.8
6 Jun.       88.8
7 Jun.        100
8 Jun.        100
9 Jun.       73.5
   total     2676