![20042013High](https://www.mcha.nl/wp-content/uploads/2014/10/20042013High.png)
During 2007-2009 I had my computer business, lots of electricity usage
![20042013Low](https://www.mcha.nl/wp-content/uploads/2014/10/20042013Low.png)
Until 2007 was single gas heater in one room in a 100 year old house, then came central heating in 2008. In 2012 I moved to a 25 year old house
![20042013Gas](https://www.mcha.nl/wp-content/uploads/2014/10/20042013Gas.png)
During 2007-2009 I had my computer business, lots of electricity usage
Until 2007 was single gas heater in one room in a 100 year old house, then came central heating in 2008. In 2012 I moved to a 25 year old house