condition mean min max 4 h after light 0.319906 0.195807 0.444005 8 h after light 0.16701950000000002 0.119911 0.214128 12 h after light 0.23560999999999999 0.129505 0.341715 4 h after dark 0.3428845 0.216423 0.469346 8 h after dark 0.2126905 0.171056 0.254325 12 h after dark 0.44091 0.421011 0.460809