0 1 2 3 Tue 01 Apr 1975 Tue 08 Apr 1975 Tue 15 Apr 1975 Tue 22 Apr 1975 Tue 29 Apr 1975 Tue 06 May 1975 Tue 13 May 1975 Tue 20 May 1975 Sat 24 May 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