0 1 2 3 Tue 21 Jan 1964 Sat 25 Jan 1964 Wed 29 Jan 1964 Sun 02 Feb 1964 Thu 06 Feb 1964 Mon 10 Feb 1964 Fri 14 Feb 1964 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