0 1 2 3 Sun 30 Nov 1975 Wed 03 Dec 1975 Sat 06 Dec 1975 Tue 09 Dec 1975 Fri 12 Dec 1975 Mon 15 Dec 1975 Thu 18 Dec 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