0 1 2 3 Sun 29 Dec 1957 Fri 03 Jan 1958 Wed 08 Jan 1958 Mon 13 Jan 1958 Sat 18 Jan 1958 Thu 23 Jan 1958 Tue 28 Jan 1958 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