0 1 2 3 Wed 21 Jul 1948 Sun 01 Aug 1948 Wed 01 Sep 1948 Fri 01 Oct 1948 Tue 19 Oct 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