condition mean min max 0 h after light 21.11695 20.3387 21.8952 2 h after light 2.08789 1.74575 2.43003 4 h after light 2.143535 2.01195 2.27512 8 h after light 1.6031650000000002 1.40778 1.79855 12 h after light 9.82963 9.72673 9.93253 2 h after dark 17.61375 12.8797 22.3478 4 h after dark 14.5853 14.4668 14.7038 8 h after dark 25.8893 25.5348 26.2438 12 h after dark 27.019849999999998 23.9015 30.1382