We will walk through your usage so that you can understand it.
Here is how you consumed over entire year.
Did you find that your consumption was lower in the weeks you were on vacation? If not, it could be because you may not have turned off the air conditioner when you were out.
Here is how you consumed over different seasons.
In summer, everyone's usage increases, but...
Your appliances play a huge role your consumption.
Do you still use heavy energy appliances such as electric range, electric heater or electric water heater?
There is government rebate for buying energy-efficient appliances.
You should turn off appliances when at work. Definitely the air conditioner.
Data Source: Pecan Street Inc. Dataport 2013, 2014