0 1 2 3 Mon 29 Mar 1948 Sat 03 Apr 1948 Thu 08 Apr 1948 Tue 13 Apr 1948 Sun 18 Apr 1948 Fri 23 Apr 1948 Wed 28 Apr 1948 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