0 1 2 3 Sun 30 Apr 1972 Fri 05 May 1972 Wed 10 May 1972 Mon 15 May 1972 Sat 20 May 1972 Thu 25 May 1972 Tue 30 May 1972 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