condition mean min max 2 h after light 0.10674966666666667 0.0 0.640498 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.08348233333333333 0.0 0.500894 2 h after dark 0.32337683333333334 0.0 1.14216