0 1 2 3 Tue 13 Dec 1955 Sun 18 Dec 1955 Fri 23 Dec 1955 Wed 28 Dec 1955 Mon 02 Jan 1956 Sat 07 Jan 1956 Thu 12 Jan 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