0 1 2 3 Wed 26 Apr 1972 Thu 04 May 1972 Fri 12 May 1972 Sat 20 May 1972 Sun 28 May 1972 Mon 05 Jun 1972 Tue 13 Jun 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