0 1 2 3 Fri 21 Mar 1947 Wed 26 Mar 1947 Mon 31 Mar 1947 Sat 05 Apr 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