0 1 2 3 Tue 08 Apr 1975 Fri 11 Apr 1975 Mon 14 Apr 1975 Thu 17 Apr 1975 Sun 20 Apr 1975 Wed 23 Apr 1975 Sat 26 Apr 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