0 1 2 3 Sat 28 Aug 1948 Thu 02 Sep 1948 Tue 07 Sep 1948 Sun 12 Sep 1948 Fri 17 Sep 1948 Wed 22 Sep 1948 Mon 27 Sep 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