0 1 2 3 Wed 22 Jan 1975 Wed 29 Jan 1975 Wed 05 Feb 1975 Wed 12 Feb 1975 Wed 19 Feb 1975 Wed 26 Feb 1975 Wed 05 Mar 1975 Wed 12 Mar 1975 Wed 19 Mar 1975 Tue 25 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