0 1 2 3 Tue 16 Sep 1947 Wed 01 Oct 1947 Sat 01 Nov 1947 Mon 01 Dec 1947 Mon 15 Dec 1947 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