I figure the difference in time in caring for children has something to do with transporting children around. Now, take the source with a grain of salt, but in

I figure the difference in time in caring for children has something to do with transporting children around. Now, take the source with a grain of salt, but in the Ramona series one of the characters has swimming lessons at the YMCA, and they get on the bus by themselves and go to the Y, swim and come home. Zero time spent on the parent's part. These days that'd probably be 60 minutes of childcare