condition mean min max 3 h after light 7.207116666666667 5.38894 9.88116 6 h after light 6.362353333333333 4.57097 8.13814 9 h after light 2.7872899999999996 1.69106 4.34404 12 h after light 3.6902749999999997 1.86132 6.53506 3 h after dark 2.7127866666666667 2.28469 3.06628 6 h after dark 2.5945833333333335 2.23666 2.77933 9 h after dark 3.48173 3.30668 3.66352 12 h after dark 5.9531600000000005 5.58666 6.31966