0 1 2 3 Mon 20 Feb 1956 Sat 25 Feb 1956 Thu 01 Mar 1956 Tue 06 Mar 1956 Sun 11 Mar 1956 Fri 16 Mar 1956 Wed 21 Mar 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