0 1 2 3 Mon 19 Dec 1966 Thu 22 Dec 1966 Sun 25 Dec 1966 Wed 28 Dec 1966 Sat 31 Dec 1966 Tue 03 Jan 1967 Fri 06 Jan 1967 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