0 1 2 3 Mon 02 Dec 1974 Tue 10 Dec 1974 Wed 18 Dec 1974 Thu 26 Dec 1974 Fri 03 Jan 1975 Sat 11 Jan 1975 Sun 19 Jan 1975 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