0 1 2 3 Tue 01 Jan 1991 Fri 04 Jan 1991 Mon 07 Jan 1991 Thu 10 Jan 1991 Sun 13 Jan 1991 Wed 16 Jan 1991 Sat 19 Jan 1991 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