0 1 2 3 Fri 13 Dec 1878 Wed 18 Dec 1878 Mon 23 Dec 1878 Sat 28 Dec 1878 Thu 02 Jan 1879 Tue 07 Jan 1879 Sun 12 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