0 1 2 3 Sun 11 Feb 1951 Mon 19 Feb 1951 Tue 27 Feb 1951 Wed 07 Mar 1951 Thu 15 Mar 1951 Fri 23 Mar 1951 Sat 31 Mar 1951 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