0 1 2 3 Sat 11 Feb 1956 Tue 14 Feb 1956 Fri 17 Feb 1956 Mon 20 Feb 1956 Thu 23 Feb 1956 Sun 26 Feb 1956 Wed 29 Feb 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