0 1 2 3 Sat 09 Feb 1952 Tue 12 Feb 1952 Fri 15 Feb 1952 Mon 18 Feb 1952 Thu 21 Feb 1952 Sun 24 Feb 1952 Wed 27 Feb 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