0 1 2 3 Tue 07 Feb 1956 Wed 15 Feb 1956 Thu 23 Feb 1956 Fri 02 Mar 1956 Sat 10 Mar 1956 Sun 18 Mar 1956 Mon 26 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