Date          [1]      [2]
29 Apr.      97.5      2.5
30 Apr.       100        0
1 May        94.1      5.9
2 May         100        0
3 May        94.1      5.9
4 May         100        0
5 May         100        0
6 May        96.9        0
7 May        95.7      4.3
8 May         100        0
9 May         100        0
10 May        100        0
11 May        100        0
12 May        100        0
13 May        100        0
14 May       94.6      5.4
15 May       96.3      3.7
16 May         95        5
17 May       95.2        0
18 May       94.1      5.9
19 May       94.9      5.1
20 May       94.6      2.7
21 May       96.6      3.4
22 May        100        0
23 May        100        0
24 May        100        0
25 May        100        0
26 May         95        5
27 May        100        0
28 May       94.9      5.1
29 May        100        0