0 1 2 3 Fri 22 Feb 1974 Mon 25 Feb 1974 Thu 28 Feb 1974 Sun 03 Mar 1974 Wed 06 Mar 1974 Sat 09 Mar 1974 Tue 12 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