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
8 Apr.	0	0	0	0	0	0	0	100	0
9 Apr.	27.3	18.2	27.3	18.2	9.1	0	0	0	0
10 Apr.	0	0	20	60	20	0	0	0	0
11 Apr.	20	20	20	20	20	0	0	0	0
12 Apr.	0	0	50	0	50	0	0	0	0
13 Apr.	0	0	33.3	33.3	16.7	0	16.7	0	0
14 Apr.	28.6	0	0	14.3	42.9	0	14.3	0	0
15 Apr.	0	0	60	0	40	0	0	0	0
16 Apr.	27.8	16.7	33.3	11.1	5.6	5.6	0	0	0
17 Apr.	20	0	0	20	60	0	0	0	0
18 Apr.	0	0	0	0	100	0	0	0	0
19 Apr.	0	16.7	16.7	33.3	16.7	0	16.7	0	0
20 Apr.	36.4	18.2	18.2	18.2	9.1	0	0	0	0
21 Apr.	0	0	33.3	33.3	33.3	0	0	0	0
22 Apr.	33.3	11.1	22.2	22.2	11.1	0	0	0	0
23 Apr.	0	0	25	25	50	0	0	0	0
24 Apr.	20	0	20	20	40	0	0	0	0
25 Apr.	0	0	0	50	50	0	0	0	0
26 Apr.	0	0	33.3	50	16.7	0	0	0	0
27 Apr.	11.1	11.1	22.2	44.4	11.1	0	0	0	0
28 Apr.	0	40	0	40	20	0	0	0	0
29 Apr.	0	20	0	60	20	0	0	0	0
30 Apr.	0	0	50	16.7	16.7	0	0	0	16.7
1 May	16.7	0	16.7	50	16.7	0	0	0	0
2 May	0	0	33.3	33.3	33.3	0	0	0	0
3 May	0	0	25	50	25	0	0	0	0
4 May	0	0	0	33.3	66.7	0	0	0	0
5 May	33.3	0	0	33.3	33.3	0	0	0	0
6 May	16.7	33.3	16.7	16.7	16.7	0	0	0	0
7 May	0	50	0	16.7	33.3	0	0	0	0
8 May	16.7	16.7	33.3	16.7	16.7	0	0	0	0