0 1 2 3 Thu 27 Nov 1947 Mon 01 Dec 1947 Fri 05 Dec 1947 Tue 09 Dec 1947 Sat 13 Dec 1947 Wed 17 Dec 1947 Sun 21 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