0 1 2 3 Sat 22 Mar 1952 Tue 25 Mar 1952 Fri 28 Mar 1952 Mon 31 Mar 1952 Thu 03 Apr 1952 Sun 06 Apr 1952 Wed 09 Apr 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