0 1 2 3 Mon 10 Apr 1961 Thu 13 Apr 1961 Sun 16 Apr 1961 Wed 19 Apr 1961 Sat 22 Apr 1961 Tue 25 Apr 1961 Fri 28 Apr 1961 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