0 1 2 3 Tue 11 Feb 1947 Wed 19 Feb 1947 Thu 27 Feb 1947 Fri 07 Mar 1947 Sat 15 Mar 1947 Sun 23 Mar 1947 Mon 31 Mar 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