0 1 2 3 Thu 01 Dec 1966 Mon 05 Dec 1966 Fri 09 Dec 1966 Tue 13 Dec 1966 Sat 17 Dec 1966 Wed 21 Dec 1966 Sun 25 Dec 1966 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