0 1 2 3 Fri 09 Mar 1956 Tue 13 Mar 1956 Sat 17 Mar 1956 Wed 21 Mar 1956 Sun 25 Mar 1956 Thu 29 Mar 1956 Mon 02 Apr 1956 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