0 1 2 3 Sun 17 Mar 1929 Fri 22 Mar 1929 Wed 27 Mar 1929 Mon 01 Apr 1929 Sat 06 Apr 1929 Thu 11 Apr 1929 Tue 16 Apr 1929 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