0 1 2 3 Mon 01 Dec 1986 Fri 05 Dec 1986 Tue 09 Dec 1986 Sat 13 Dec 1986 Wed 17 Dec 1986 Sun 21 Dec 1986 Thu 25 Dec 1986 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