0 1 2 3 Tue 01 Apr 1980 Wed 09 Apr 1980 Thu 17 Apr 1980 Fri 25 Apr 1980 Sat 03 May 1980 Sun 11 May 1980 Mon 19 May 1980 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