condition mean min max 2 h after light 2.33977 1.64939 2.95353 6 h after light 0.6979893333333334 0.572121 0.912977 10 h after light 0.697621 0.400836 1.13763 2 h after dark 0.4357586666666667 0.292462 0.518916 6 h after dark 0.8061083333333333 0.242709 1.37235 10 h after dark 0.25711 0.0 0.486669