Date	1 day	2 days	3-4 days	5-7 days
11 Apr.	93	4.3	1.6	1.2
12 Apr.	92.9	4.3	1.7	1.1
13 Apr.	93.1	4.1	1.7	1.1
14 Apr.	93.2	4.1	1.5	1.1
15 Apr.	93.3	4.1	1.5	1.1
16 Apr.	93.3	4.2	1.5	1
17 Apr.	93.3	4.1	1.5	1
18 Apr.	93.2	4.3	1.4	1.1
19 Apr.	93	4.5	1.4	1
20 Apr.	92.9	4.6	1.5	1
21 Apr.	92.9	4.6	1.5	1
22 Apr.	92.9	4.5	1.6	1
23 Apr.	92.7	4.6	1.6	1
24 Apr.	92.7	4.7	1.6	1.1
25 Apr.	92.5	4.8	1.7	1.1
26 Apr.	92.4	4.9	1.6	1.2
27 Apr.	92.2	5.1	1.5	1.2
28 Apr.	92.2	5	1.7	1.1
29 Apr.	92.2	5	1.7	1.1
30 Apr.	92.1	5	1.8	1.1
1 May	92.5	4.8	1.7	0.93
2 May	92.8	4.5	1.7	1
3 May	92.8	4.5	1.7	0.97
4 May	92.8	4.5	1.7	1
5 May	93.2	4.2	1.6	0.99
6 May	93.3	4.2	1.5	0.97
7 May	93.5	4	1.6	0.98
8 May	92.8	4.6	1.7	0.9
9 May	92.6	4.7	1.8	0.93
10 May	92.5	4.8	1.8	0.91
11 May	92.5	4.8	1.9	0.88