0 1 2 3 Tue 24 Feb 1948 Mon 01 Mar 1948 Thu 01 Apr 1948 Sat 01 May 1948 Mon 24 May 1948 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