0 1 2 3 Sun 14 Jan 1968 Sun 21 Jan 1968 Sun 28 Jan 1968 Sun 04 Feb 1968 Sun 11 Feb 1968 Sun 18 Feb 1968 Sun 25 Feb 1968 Sun 03 Mar 1968 Sun 10 Mar 1968 Sat 16 Mar 1968 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