0 1 2 3 Tue 18 Apr 1972 Tue 25 Apr 1972 Tue 02 May 1972 Tue 09 May 1972 Tue 16 May 1972 Tue 23 May 1972 Tue 30 May 1972 Tue 06 Jun 1972 Tue 13 Jun 1972 Tue 20 Jun 1972 Sat 24 Jun 1972 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