0 1 2 3 Wed 09 Jan 1957 Thu 17 Jan 1957 Fri 25 Jan 1957 Sat 02 Feb 1957 Sun 10 Feb 1957 Mon 18 Feb 1957 Tue 26 Feb 1957 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