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