condition mean min max 3 h after light 0.4882343333333333 0.393727 0.541296 6 h after light 0.424475 0.139967 0.612912 9 h after light 0.9291683333333334 0.485269 1.38214 12 h after light 0.9477565 0.454716 1.48333 3 h after dark 0.904949 0.238887 1.274 6 h after dark 0.770885 0.455749 1.03141 9 h after dark 0.49130666666666667 0.30881 0.584969 12 h after dark 0.8502655000000001 0.675401 1.02513