The consumption of electricity for one month (in units of 40 houses in a colony are given below: 59, 52, 65, 101, 115, 108, 95, 65, 98, 62, 84, 76, 63,128, 121, 61, 118, 108, 116, 129, 81, 87, 78, 89, 75,92, 105, 129, 81, 87, 95, 116, 127, 107, 100, 80, 82,65, 91, 101