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
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
5 May	14.9	13.2	17.4	13.3	20	6.8	7.4	3.6	3.5
6 May	15.3	13.5	17.2	12.9	23.9	5.8	4.7	3.4	3.3
7 May	15.2	13.1	17.1	13.2	24.1	6.6	4.2	3.2	3.2
8 May	14.2	12.8	16.7	14.2	23.4	7	5	3.5	3.2
9 May	14	12.2	16.9	14.6	23.6	7	5	3.5	3.3
10 May	14	12.2	16.3	14.2	23.1	7.5	5.4	3.8	3.6
11 May	14.5	12.5	16.6	14.1	22.8	6.9	5.6	3.7	3.3
12 May	15.8	13.6	17.6	13.3	20	6.1	7.2	3.4	3.2
13 May	15.1	13.3	17.5	13.1	24.1	5.6	4.8	3.5	3.1