Date          [1]      [2]      [3]      [4]
1 May         100        0        0        0
2 May           0       50        0        0
3 May          50       25        0        0
4 May          20        0        0        0
5 May          50        0        0        0
6 May        33.3     33.3        0     33.3
7 May         100        0        0        0
8 May          50       25        0       25
9 May         100        0        0        0
10 May       66.7     33.3        0        0
11 May       33.3     66.7        0        0
12 May         50        0        0        0
13 May          0     66.7     33.3        0
14 May         50        0        0       50
15 May         50        0        0       50
16 May        100        0        0        0
17 May          0      100        0        0
18 May         50        0        0        0
19 May       66.7        0        0     33.3
20 May         50        0        0       50
21 May          0      100        0        0
22 May         50        0        0       50
23 May         50        0       25        0
24 May       33.3        0     33.3        0
25 May       33.3        0        0     33.3
26 May         50        0        0       50
27 May       28.6     28.6     14.3     14.3
28 May         25       25       50        0
29 May          0       50        0       25
30 May          0        0        0        0
31 May          0        0      100        0