condition mean min max 2 h after light 2.7063626666666667 0.693705 6.45906 6 h after light 9.418365 1.41965 29.2848 10 h after light 7.02623 1.20715 17.7693 14 h after light 15.31525 2.0761 56.3181 18 h after light 5.070007666666666 0.489386 14.7737 2 h after dark 1.7750893333333333 0.492263 4.93131