0 1 2 3 Tue 20 Jan 1948 Wed 28 Jan 1948 Thu 05 Feb 1948 Fri 13 Feb 1948 Sat 21 Feb 1948 Sun 29 Feb 1948 Mon 08 Mar 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