0 1 2 3 Tue 13 Mar 1923 Fri 16 Mar 1923 Mon 19 Mar 1923 Thu 22 Mar 1923 Sun 25 Mar 1923 Wed 28 Mar 1923 Sat 31 Mar 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