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