Percent distribution by family type, households in lowest outlay decile and in other deciles, Consumer Expenditure Survey, 1999 Percent Family type Households in lowest Households in all outlay decile other deciles ("poor consumers") ("average consumers") Husband and wife only 7.0 18.5 Husband and wife with kids 3.9 35.0 Other husband and wife families 0.9 4.8 Single parent 13.5 7.4 Single 61.8 20.4 Other families 13.0 13.9