0 1 2 3 Thu 16 Dec 1858 Sat 01 Jan 1859 Tue 01 Feb 1859 Tue 01 Mar 1859 Wed 16 Mar 1859 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