0 1 2 3 Thu 29 Dec 1955 Fri 06 Jan 1956 Sat 14 Jan 1956 Sun 22 Jan 1956 Mon 30 Jan 1956 Tue 07 Feb 1956 Wed 15 Feb 1956 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