0 1 2 3 Mon 27 Mar 1961 Sat 01 Apr 1961 Thu 06 Apr 1961 Tue 11 Apr 1961 Sun 16 Apr 1961 Fri 21 Apr 1961 Wed 26 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