Date	1 day	2 days	3-4 days	5-7 days
6 Apr.	100	0	0	0
7 Apr.	100	0	0	0
8 Apr.	100	0	0	0
9 Apr.	90.9	9.1	0	0
10 Apr.	91.7	0	8.3	0
11 Apr.	90.9	0	9.1	0
12 Apr.	90.9	0	0	9.1
13 Apr.	80	10	0	10
14 Apr.	70	10	10	10
15 Apr.	75	16.7	0	8.3
16 Apr.	76.9	15.4	0	7.7
17 Apr.	75	18.8	0	6.2
18 Apr.	75	18.8	0	6.2
19 Apr.	75	12.5	6.2	6.2
20 Apr.	76.5	17.6	0	5.9
21 Apr.	88.2	5.9	0	5.9
22 Apr.	87.5	6.2	0	6.2
23 Apr.	94.4	0	0	5.6
24 Apr.	92.9	0	0	7.1
25 Apr.	94.4	0	0	5.6
26 Apr.	93.3	0	0	6.7
27 Apr.	94.1	0	0	5.9
28 Apr.	93.8	0	0	6.2
29 Apr.	94.1	0	0	5.9
30 Apr.	94.1	0	0	5.9
1 May	94.4	0	0	5.6
2 May	87.5	6.2	0	6.2
3 May	88.9	5.6	0	5.6
4 May	86.7	6.7	0	6.7
5 May	88.9	5.6	0	5.6
6 May	89.5	5.3	0	5.3