0 1 2 3 Wed 09 Apr 1947 Sat 12 Apr 1947 Tue 15 Apr 1947 Fri 18 Apr 1947 Mon 21 Apr 1947 Thu 24 Apr 1947 Sun 27 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