0 1 2 3 Thu 22 Mar 1956 Tue 27 Mar 1956 Sun 01 Apr 1956 Fri 06 Apr 1956 Wed 11 Apr 1956 Mon 16 Apr 1956 Sat 21 Apr 1956 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