0 1 2 3 Thu 07 Feb 1974 Fri 15 Feb 1974 Sat 23 Feb 1974 Sun 03 Mar 1974 Mon 11 Mar 1974 Tue 19 Mar 1974 Wed 27 Mar 1974 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