Over the last year 72% of your gas was used when the school was closed. This has cost you £270. Reducing out of hours gas use is one of the easiest, and cheapest ways of saving lots of energy. Reducing your school's out of hours usage to 30% would save £160 per year.
Last year your average electricity consumption during peak times was 8.9 kW. The best performing schools of a similar size have an average peak consumption of 5.5 kW. Can you investigate and discover why your peak use is so high?