0 1 2 3 Sat 05 Mar 1949 Tue 08 Mar 1949 Fri 11 Mar 1949 Mon 14 Mar 1949 Thu 17 Mar 1949 Sun 20 Mar 1949 Wed 23 Mar 1949 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