Cladding helped us or not in energy savings

1. Does external cladding work create any significant impact in PI building’s energy saving?

2. Building-1 (Energy Analysis) 47000 46000 46018.2 45000 44000 2013 (Sep+Oct) 42830 43000 42000 41000 Total kWh 2012 (Sep+Oct)

3. Building-2 & 3 (Energy Analysis) 1360000 1344283 1340000 1320000 1300000 1280000 2013 (Sep+Oct) 1269882 1260000 1240000 1220000 Total kWh 2012 (Sep+Oct)