Date	1 day	2 days	3-4 days	5-7 days
8 Apr.	89.4	4.6	3.3	2.7
9 Apr.	89.2	4.9	3.3	2.6
10 Apr.	89.1	4.8	3.4	2.7
11 Apr.	88.8	4.8	3.6	2.8
12 Apr.	88.9	4.7	3.6	2.8
13 Apr.	89	4.7	3.6	2.8
14 Apr.	89	4.6	3.5	2.8
15 Apr.	88.7	5.1	3.2	3
16 Apr.	88.7	4.9	3.4	2.9
17 Apr.	89.1	4.5	3.7	2.7
18 Apr.	88.5	5.1	3.5	2.8
19 Apr.	88.6	5.2	3.5	2.7
20 Apr.	88.5	5.3	3.5	2.8
21 Apr.	88.2	5.6	3.6	2.6
22 Apr.	87.6	6	3.7	2.7
23 Apr.	86.9	6.2	4	2.9
24 Apr.	86.8	6.2	4.1	2.9
25 Apr.	86.4	6.3	3.9	3.3
26 Apr.	86.1	6.5	4	3.5
27 Apr.	86	6.2	4.2	3.6
28 Apr.	85.8	6.1	4.4	3.7
29 Apr.	85.8	6.4	4.2	3.5
30 Apr.	85.9	6.4	4.4	3.3
1 May	85.8	6.6	4.3	3.3
2 May	85.6	6.8	4.4	3.1
3 May	85.7	7	4.2	3.1
4 May	85.9	6.7	4.2	3.1
5 May	86.3	6.7	4.1	3
6 May	86.5	6.4	4.3	2.8
7 May	86.5	6.5	4.3	2.6
8 May	86.2	6.9	4.3	2.6