0 1 2 3 Sat 30 Dec 1871 Thu 04 Jan 1872 Tue 09 Jan 1872 Sun 14 Jan 1872 Fri 19 Jan 1872 Wed 24 Jan 1872 Mon 29 Jan 1872 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