0 1 2 3 Tue 11 Oct 1921 Wed 12 Oct 1921 Thu 13 Oct 1921 Fri 14 Oct 1921 Sat 15 Oct 1921 Sun 16 Oct 1921 Mon 17 Oct 1921 Tue 18 Oct 1921 Wed 19 Oct 1921 Thu 20 Oct 1921 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