0 1 2 3 Mon 12 Mar 1979 Thu 15 Mar 1979 Sun 18 Mar 1979 Wed 21 Mar 1979 Sat 24 Mar 1979 Tue 27 Mar 1979 Fri 30 Mar 1979 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average <- Previous Period Next Period -> Date Range: to Offset: hours Data: Hours Slept Hours Laying Awake Total Time in Bed Total Dreams Show: Raw Data Rolling Average Rolling Average: Start from Zero Events: None Major All