Time spent in primary childcare by educational attainment, children aged 12 or younger, 2003-06 Average hours per day Married mothers aged 25-54, employed full time High school graduate or less 1.3 Some college 1.7 Bachelor's degree or higher 2.1 Married fathers aged 25-54, employed full time High school graduate or less 0.8 Some college 1.1 Bachelor's degree or higher 1.3