0 1 2 3 Sun 12 Dec 1954 Fri 17 Dec 1954 Wed 22 Dec 1954 Mon 27 Dec 1954 Sat 01 Jan 1955 Thu 06 Jan 1955 Tue 11 Jan 1955 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