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Current consumption (kWh/year)
Gas Electricity
  15,344,827.59 68,493,150.68
Current cost (£) 89,000 2,500,000
Cost of levy (p/kWh) 0.15 0.43
Rise in energy bill (£) 23,017.24 294,520.55
Increase (%) 26 12
Example – total
Total wage bill (£) 63,507,558
Reduced NI bill (£) 7,430,384
Reduction (%) 4