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