0 1 2 3 Thu 09 Jan 1975 Thu 16 Jan 1975 Thu 23 Jan 1975 Thu 30 Jan 1975 Thu 06 Feb 1975 Thu 13 Feb 1975 Thu 20 Feb 1975 Thu 27 Feb 1975 Thu 06 Mar 1975 Thu 13 Mar 1975 Thu 20 Mar 1975 Thu 27 Mar 1975 Fri 28 Mar 1975 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