0 1 2 3 Sun 12 Aug 1923 Wed 15 Aug 1923 Sat 18 Aug 1923 Tue 21 Aug 1923 Fri 24 Aug 1923 Mon 27 Aug 1923 Thu 30 Aug 1923 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