Time 
Northern
Central
Eastern
North-Eastern
15-30/11/12
8.5
8.07
8.87
9.69
1-15/12/12
8.79
8.59
9.24
10.77
16-31/12/12
9.27
9.14
9.7
11.11
1-15/01/13
9.7
9.54
10.01
11.4
16-31/01/13
10.13
9.95
10.29
11.72
1-14/02/13
10.44
10.2
10.45
11.96
15-28/02/13
10.71
10.45
10.62
12.17
1-15/03/13
10.92
10.66
10.76
12.34
16-31/03/13
11.1
10.82
10.85
12.49
1-15/04/13
11.19
10.89
10.93
12.56
16-30/04/13
11.2
10.89
10.94
12.57
1-16/05/13
11.2
10.89
10.93
12.56