Date 1 session 2 sessions from 3 to 5 sessions from 6 to 10 sessions more than 10 sessions 14 Apr. 83.8 8.4 6 1.7 0.13 15 Apr. 83.4 8.2 6.9 1.2 0.28 16 Apr. 82.9 8.6 6.9 1.3 0.28 17 Apr. 83 9.4 6.4 0.96 0.27 18 Apr. 80.1 11.3 6.7 1.6 0.31 19 Apr. 82.5 8.7 6.9 1.5 0.38 20 Apr. 81.3 10.4 6.1 1.7 0.63 21 Apr. 79.1 11.1 8.2 1.3 0.31 22 Apr. 79.8 10.9 7.2 1.8 0.33 23 Apr. 80.5 9.2 8.7 1.1 0.4 24 Apr. 79.8 11 7.4 1.3 0.43 25 Apr. 79.8 11 7.4 1.4 0.34 26 Apr. 77.8 12.1 8.5 1.1 0.53 27 Apr. 79.7 10.7 7.1 1.8 0.69 28 Apr. 77.8 12.8 7.1 2 0.33 29 Apr. 79.7 9.8 8.2 1.9 0.42 30 Apr. 78.9 11.3 7.7 1.9 0.17 1 May 82.5 9.1 6.5 1.4 0.55 2 May 81.1 9.5 7.5 1.2 0.74 3 May 79.8 11.1 7.2 1.4 0.42 4 May 79.1 11.7 7.1 1.8 0.35 5 May 79.3 10.8 7.5 2.2 0.32 6 May 78.8 11.3 7.6 1.9 0.46 7 May 79.6 9.9 8.3 1.7 0.41 8 May 79.4 11.2 6.7 2.3 0.41 9 May 77.9 12.5 7.7 1.4 0.54 10 May 79.4 10.7 7.5 2.2 0.19 11 May 79.6 10.2 8.3 1.4 0.43 12 May 80 10.3 7.2 2.1 0.46 13 May 79.5 10.7 7.3 2.2 0.32 14 May 78.8 10.7 8.7 1.3 0.47