0 1 2 3 Sun 25 Jun 1972 Sun 02 Jul 1972 Sun 09 Jul 1972 Sun 16 Jul 1972 Sun 23 Jul 1972 Sun 30 Jul 1972 Sun 06 Aug 1972 Sun 13 Aug 1972 Sun 20 Aug 1972 Sun 27 Aug 1972 Thu 31 Aug 1972 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average
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