Table 5. Building turnover rates.

Building vintage	Annual turnover rate (%), Scenarios 1 and 2	Annual turnover rate (%), Scenarios 3 and 4
<1940	0.04%	0.4%
1940–1949	0.02%	0.2%
1950–1959	0.01%	0.1%
1960–1969	0.03%	0.3%
1970–1982	0.07%	0.7%
1983–1997	0.3%	3%
1998+	N/A	N/A

N/A, not applicable.