FIGURE 3-1: Residential Energy Use and Energy Savings per Household, Pre-1945 to 2000–2007
| Pre-1945 | 1945–1959 | 1960–1969 | 1970–1979 | 1980–1989 | 1990–1999 | 2000–2007* | Average | |
|---|---|---|---|---|---|---|---|---|
| Energy use pre-renovation (GJ) | 272 | 205 | 189 | 177 | 179 | 168 | 157 | 195 |
| Actual energy savings after renovations (GJ) | 89 | 55 | 44 | 41 | 38 | 32 | 39 | 48 |
* Data for 2007 are from ecoENERGY Retrofit – Homes (previous data source was EnerGuide for Houses).