0 1 2 3 Sun 08 Dec 1878 Mon 16 Dec 1878 Tue 24 Dec 1878 Wed 01 Jan 1879 Thu 09 Jan 1879 Fri 17 Jan 1879 Sat 25 Jan 1879 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