0 1 2 3 Thu 18 Jan 1923 Tue 23 Jan 1923 Sun 28 Jan 1923 Fri 02 Feb 1923 Wed 07 Feb 1923 Mon 12 Feb 1923 Sat 17 Feb 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