0 1 2 3 Tue 11 Apr 1967 Fri 14 Apr 1967 Mon 17 Apr 1967 Thu 20 Apr 1967 Sun 23 Apr 1967 Wed 26 Apr 1967 Sat 29 Apr 1967 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