0 1 2 3 Mon 28 Jul 1947 Sat 02 Aug 1947 Thu 07 Aug 1947 Tue 12 Aug 1947 Sun 17 Aug 1947 Fri 22 Aug 1947 Wed 27 Aug 1947 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