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