0 1 2 3 Sat 04 Feb 1978 Tue 07 Feb 1978 Fri 10 Feb 1978 Mon 13 Feb 1978 Thu 16 Feb 1978 Sun 19 Feb 1978 Wed 22 Feb 1978 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