Date          [1]
28 Apr.       100
29 Apr.         0
30 Apr.       100
1 May           0
2 May           0
3 May         100
4 May         100
5 May         100
6 May         100
7 May           0
8 May         100
9 May           0
10 May          0
11 May          0
12 May          0
13 May          0
14 May        100
15 May        100
16 May          0
17 May          0
18 May          0
19 May          0
20 May        100
21 May        100
22 May          0
23 May        100
24 May          0
25 May        100
26 May        100
27 May          0
28 May          0
   total     1400