0 1 2 3 Fri 20 Dec 1974 Sat 21 Dec 1974 Sun 22 Dec 1974 Mon 23 Dec 1974 Tue 24 Dec 1974 Wed 25 Dec 1974 Thu 26 Dec 1974 Fri 27 Dec 1974 Sat 28 Dec 1974 Sun 29 Dec 1974 Mon 30 Dec 1974 Tue 31 Dec 1974 Wed 01 Jan 1975 Thu 02 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