0 1 2 3 Sat 13 Jan 1979 Tue 16 Jan 1979 Fri 19 Jan 1979 Mon 22 Jan 1979 Thu 25 Jan 1979 Sun 28 Jan 1979 Wed 31 Jan 1979 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