0 1 2 3 Sun 02 Dec 1951 Mon 10 Dec 1951 Tue 18 Dec 1951 Wed 26 Dec 1951 Thu 03 Jan 1952 Fri 11 Jan 1952 Sat 19 Jan 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