Date 1 session 2 sessions from 3 to 5 sessions from 6 to 10 sessions more than 10 sessions 13 Apr. 88.7 6.1 3.6 1.2 0.46 14 Apr. 86.9 6.7 4.3 1.5 0.62 15 Apr. 87.2 6.5 4.2 1.5 0.61 16 Apr. 87.2 6.6 4.1 1.4 0.62 17 Apr. 86.9 6.7 4.3 1.4 0.6 18 Apr. 87.1 6.6 4.3 1.4 0.6 19 Apr. 88.4 6.2 3.7 1.2 0.52 20 Apr. 88.5 6.3 3.6 1.2 0.49 21 Apr. 86.6 6.9 4.3 1.5 0.66 22 Apr. 86.5 6.9 4.4 1.6 0.57 23 Apr. 86.7 6.9 4.3 1.5 0.63 24 Apr. 86.5 7 4.3 1.5 0.61 25 Apr. 86.9 6.8 4.2 1.5 0.57 26 Apr. 88.7 6.1 3.6 1.1 0.46 27 Apr. 88.3 6.2 3.8 1.2 0.46 28 Apr. 86.7 6.8 4.3 1.5 0.63 29 Apr. 87 6.7 4.2 1.5 0.56 30 Apr. 87.2 6.6 4.2 1.5 0.53 1 May 89 5.8 3.7 1.1 0.42 2 May 88.7 5.9 3.7 1.2 0.48 3 May 89 5.7 3.6 1.2 0.45 4 May 88.3 6.2 3.7 1.2 0.48 5 May 87.2 6.5 4.3 1.5 0.57 6 May 87.4 6.2 4.3 1.5 0.56 7 May 87.2 6.4 4.4 1.5 0.57 8 May 88.1 6.2 4 1.3 0.52 9 May 88 6.2 3.9 1.4 0.5 10 May 88.6 6 3.8 1.2 0.47 11 May 88.6 5.9 3.8 1.2 0.51 12 May 87.2 6.4 4.4 1.5 0.55 13 May 87.3 6.4 4.2 1.5 0.58