0 1 2 3 Wed 23 Jan 1952 Mon 28 Jan 1952 Sat 02 Feb 1952 Thu 07 Feb 1952 Tue 12 Feb 1952 Sun 17 Feb 1952 Fri 22 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