0 1 2 3 Thu 17 Dec 1874 Fri 25 Dec 1874 Sat 02 Jan 1875 Sun 10 Jan 1875 Mon 18 Jan 1875 Tue 26 Jan 1875 Wed 03 Feb 1875 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