condition mean min max 2 h after light 0.08792666666666667 0.0 0.52756 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 0.10437083333333334 0.0 0.626225 2 h after dark 0.10760833333333332 0.0 0.64565