0 1 2 3 Mon 12 Jul 1948 Sat 17 Jul 1948 Thu 22 Jul 1948 Tue 27 Jul 1948 Sun 01 Aug 1948 Fri 06 Aug 1948 Wed 11 Aug 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