Date	1 day	2 days	3-4 days	5-7 days
18 Apr.	88.2	0	5.9	5.9
19 Apr.	76.5	11.8	5.9	5.9
20 Apr.	76.5	11.8	5.9	5.9
21 Apr.	68.8	18.8	0	12.5
22 Apr.	68.8	18.8	0	12.5
23 Apr.	77.8	11.1	0	11.1
24 Apr.	75	15	0	10
25 Apr.	86.4	0	4.5	9.1
26 Apr.	84.2	0	5.3	10.5
27 Apr.	84.2	0	5.3	10.5
28 Apr.	84.2	0	5.3	10.5
29 Apr.	84.2	0	5.3	10.5
30 Apr.	83.3	0	11.1	5.6
1 May	73.3	13.3	6.7	6.7
2 May	75	8.3	8.3	8.3
3 May	76.9	7.7	7.7	7.7
4 May	81.2	12.5	0	6.2
5 May	93.3	0	0	6.7
6 May	93.8	0	0	6.2
7 May	93.8	0	0	6.2
8 May	88.2	5.9	0	5.9
9 May	88.9	5.6	0	5.6
10 May	88.2	5.9	0	5.9
11 May	86.7	6.7	0	6.7
12 May	86.7	6.7	0	6.7
13 May	93.8	0	0	6.2
14 May	86.7	6.7	0	6.7
15 May	84.6	7.7	0	7.7
16 May	80	10	0	10
17 May	77.8	11.1	0	11.1
18 May	75	12.5	0	12.5