0 1 2 3 Fri 22 Dec 1961 Mon 25 Dec 1961 Thu 28 Dec 1961 Sun 31 Dec 1961 Wed 03 Jan 1962 Sat 06 Jan 1962 Tue 09 Jan 1962 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