0 1 2 3 Fri 16 Mar 1973 Mon 19 Mar 1973 Thu 22 Mar 1973 Sun 25 Mar 1973 Wed 28 Mar 1973 Sat 31 Mar 1973 Tue 03 Apr 1973 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