0 1 2 3 Tue 04 Dec 1990 Fri 07 Dec 1990 Mon 10 Dec 1990 Thu 13 Dec 1990 Sun 16 Dec 1990 Wed 19 Dec 1990 Sat 22 Dec 1990 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