Utility expenses are the second largest expense category across all building types in the commercial sector. Energy prices peak during the summer months and the majority of buildings experience their highest energy consumption at the same time. The chart to the right shows the monthly electricity usage of a 1,450,000 s/f mixed-use high-rise commercial property. The electrical consumption trendline is typical of most building types. Lowest usage is seen in March with 1,120,000 kWh and highest usage is in August at 2,028,000 kWh - an over 80% increase compared to March.