Chart 2 Dual–earner families as a percentage of all husband–wife families, select years, 1976 to 2008

Year	Percentage
1976	47.1
1981	55.4
1986	57.9
1991	60.1
1996	58.9
2001	63.7
2006	64.0
2007	65.4
2008	64.4