Average weekly hours at work for workers age 25-54 by age of youngest child and sex, 1969 and 1998 Age of youngest child 1969 1998 Men Children 6-17 44.5 44.4 Children 3-5 44.6 44.3 Children under 3 44.4 43.6 Women Children 6-17 33.1 35.6 Children 3-5 32.0 33.4 Children under 3 30.3 30.9