0 1 2 3 Mon 11 Feb 1952 Tue 19 Feb 1952 Wed 27 Feb 1952 Thu 06 Mar 1952 Fri 14 Mar 1952 Sat 22 Mar 1952 Sun 30 Mar 1952 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