0 1 2 3 Sun 19 Dec 1897 Fri 24 Dec 1897 Wed 29 Dec 1897 Mon 03 Jan 1898 Sat 08 Jan 1898 Thu 13 Jan 1898 Tue 18 Jan 1898 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