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Office of Energy Efficiency

FIGURE 3.6 Space heating energy intensity and heating degree-day index, 1990-2005
	Space heating energy intensity (GJ/m²)	Heating degree-day index
1990	0.65	0.92
1991	0.61	0.93
1992	0.63	0.99
1993	0.64	1.01
1994	0.64	0.98
1995	0.62	0.98
1996	0.67	1.04
1997	0.62	0.98
1998	0.52	0.84
1999	0.55	0.88
2000	0.59	0.96
2001	0.53	0.88
2002	0.56	0.93
2003	0.59	0.96
2004	0.56	0.95
2005	0.53	0.92