Date	1 day	2-3 days	4-7 days	8-14 days	15-31 days
14 Apr.	91.6	6	1.4	0.51	0.39
15 Apr.	91.6	6.1	1.4	0.51	0.39
16 Apr.	91.6	6.1	1.4	0.51	0.39
17 Apr.	91.6	6.1	1.5	0.51	0.39
18 Apr.	91.6	6.1	1.4	0.49	0.39
19 Apr.	91.6	6	1.5	0.5	0.39
20 Apr.	91.6	6.1	1.4	0.5	0.39
21 Apr.	91.6	6	1.4	0.52	0.38
22 Apr.	91.6	6.1	1.4	0.51	0.38
23 Apr.	91.5	6.1	1.5	0.51	0.4
24 Apr.	91.6	6.1	1.4	0.49	0.4
25 Apr.	91.6	6	1.5	0.49	0.4
26 Apr.	91.6	6.1	1.5	0.51	0.38
27 Apr.	91.6	6	1.5	0.51	0.38
28 Apr.	91.6	6	1.5	0.5	0.38
29 Apr.	91.6	6	1.4	0.52	0.38
30 Apr.	91.7	6	1.4	0.53	0.38
1 May	91.7	6	1.4	0.51	0.37
2 May	91.7	6	1.4	0.5	0.38
3 May	91.8	5.9	1.4	0.5	0.37
4 May	91.8	5.9	1.4	0.5	0.36
5 May	91.8	5.9	1.5	0.47	0.37
6 May	91.8	5.9	1.4	0.48	0.37
7 May	91.8	5.9	1.4	0.48	0.37
8 May	91.8	5.9	1.4	0.47	0.37
9 May	91.8	5.9	1.4	0.47	0.36
10 May	91.9	5.9	1.4	0.46	0.36
11 May	91.8	5.9	1.5	0.47	0.35
12 May	91.8	5.9	1.4	0.47	0.37
13 May	91.9	5.9	1.4	0.48	0.36
14 May	91.9	5.9	1.4	0.45	0.37