Date	1 day	2-3 days	4-7 days	8-14 days	15-31 days
5 Apr.	97.1	0	0	0	2.9
6 Apr.	97.1	0	0	0	2.9
7 Apr.	97.3	0	0	0	2.7
8 Apr.	97	0	0	0	3
9 Apr.	96.9	0	0	0	3.1
10 Apr.	96.9	0	0	0	3.1
11 Apr.	97	0	0	0	3
12 Apr.	96.9	0	0	0	3.1
13 Apr.	96.9	0	0	0	3.1
14 Apr.	96.3	0	0	0	3.7
15 Apr.	96.4	0	0	0	3.6
16 Apr.	96.2	0	0	0	3.8
17 Apr.	96.6	0	0	0	3.4
18 Apr.	96.8	0	0	0	3.2
19 Apr.	96.9	0	0	0	3.1
20 Apr.	96.8	0	0	0	3.2
21 Apr.	96.8	0	0	0	3.2
22 Apr.	96.6	0	0	0	3.4
23 Apr.	96.4	0	0	0	3.6
24 Apr.	96.6	0	0	0	3.4
25 Apr.	96.6	0	0	0	3.4
26 Apr.	96.6	0	0	0	3.4
27 Apr.	96.2	0	0	0	3.8
28 Apr.	96	0	0	0	4
29 Apr.	96	0	0	0	4
30 Apr.	95.8	0	0	0	4.2
1 May	96	0	0	0	4
2 May	96	0	0	0	4
3 May	96.2	0	0	0	3.8
4 May	95.7	0	0	0	4.3
5 May	96	0	0	0	4