Date	from 15 to 30 minutes	from 30 minutes to 1 hour	from 1 to 3 hours	from 3 to 12 hours	from 12 to 24 hours	from 1 to 3 days	from 3 to 7 days	from 7 to 14 days	from 14 to 31 days
4 Apr.	14.5	12.8	16.4	12.7	24.2	7.6	4.9	3.5	3.4
5 Apr.	13.8	12	16.7	13.7	22.9	7.8	5.9	3.7	3.6
6 Apr.	13.8	12.2	16.6	13.8	22.5	7.9	5.5	3.7	3.9
7 Apr.	15.2	13.6	17.6	12.7	19.7	9	5.5	3.4	3.3
8 Apr.	14.9	12.8	17.1	12.8	24	6.3	5.4	3.3	3.4
9 Apr.	14.8	12.7	16.9	12.4	24.2	7.5	4.7	3.3	3.5
10 Apr.	14.8	13	17	12.5	24.1	7.5	4.5	3.4	3.3
11 Apr.	14.4	12.8	17	12.7	24.3	7.4	4.8	3.5	3.2
12 Apr.	13.8	11.7	16.5	14	23.8	7.6	5.5	3.7	3.4
13 Apr.	13.6	12.1	16.1	14.1	23	7.9	5.5	3.8	3.9
14 Apr.	15.2	13.3	17.6	13	19.4	9.2	5.7	3.3	3.3
15 Apr.	14.8	13.2	17.5	12.7	23.9	6	5.3	3.4	3.1
16 Apr.	14.7	13.2	17.5	13	23.8	6.6	4.6	3.3	3.3
17 Apr.	14.5	12.9	17	13.2	25	7	4.2	3	3.1
18 Apr.	14.3	12.4	16.7	13.3	25.1	7.4	4.5	3.2	3.1
19 Apr.	13.3	11.6	16.4	14.1	24.3	8.3	5.1	3.5	3.5
20 Apr.	13.2	11.8	16.4	14	23.2	8.7	5.5	3.7	3.5
21 Apr.	14.8	13.2	17.5	12.8	19.5	9.2	6.2	3.4	3.4
22 Apr.	14.5	12.8	16.6	12.8	24.1	6.5	6.2	3.3	3.3
23 Apr.	14.4	12.6	16.7	12.5	24.1	7.4	5.5	3.4	3.4
24 Apr.	14.5	12.3	16.6	13	24.1	7.7	5.2	3.4	3.1
25 Apr.	14.1	12.2	16.8	12.7	23.9	8.1	5.5	3.6	3.1
26 Apr.	13	11.3	15.8	13.4	23.8	8.3	6.5	4.4	3.6
27 Apr.	13.4	11.9	15.6	13.8	23.2	8.2	6.1	4.1	3.6
28 Apr.	15.1	13.2	16.9	12.9	20.3	8.8	6.1	3.6	3.1
29 Apr.	14.4	12.7	16.8	13.1	24.2	6.5	5.6	3.7	3
30 Apr.	14.3	12.5	16.9	12.7	24.1	7.4	5.1	3.7	3.4
1 May	13.4	11.5	16.1	14.4	23.5	7.9	5.5	3.8	3.8
2 May	13.4	12.2	16.7	13.6	23.5	7.9	5.3	3.8	3.6
3 May	14	12.2	16.4	13.8	22.8	8	5.4	3.7	3.8
4 May	14.1	12.1	16.1	13.9	22.6	7.5	6.1	3.7	3.8