Date          [1]      [2]      [3]      [4]
21 Apr.        80        0       20        0
22 Apr.      66.7        0        0     33.3
23 Apr.      66.7        0        0     33.3
24 Apr.        60       20       20        0
25 Apr.        50       25       25        0
26 Apr.      33.3     66.7        0        0
27 Apr.      66.7        0        0     33.3
28 Apr.        50        0       25        0
29 Apr.      66.7     33.3        0        0
30 Apr.        50       50        0        0
1 May          50        0       50        0
2 May           0       50       50        0
3 May          75       25        0        0
4 May          40       60        0        0
5 May          50       50        0        0
6 May        33.3     33.3     33.3        0
7 May         100        0        0        0
8 May          75       25        0        0
9 May         100        0        0        0
10 May       66.7     33.3        0        0
11 May       33.3     66.7        0        0
12 May        100        0        0        0
13 May          0     66.7        0        0
14 May        100        0        0        0
15 May        100        0        0        0
16 May        100        0        0        0
17 May          0      100        0        0
18 May         50        0       50        0
19 May        100        0        0        0
20 May        100        0        0        0
21 May          0       50        0       50