condition mean min max 3 h after light 0.0273375 0.0 0.0820125 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.013373225 0.0 0.0534929 3 h after dark 0.13338836666666667 0.0 0.333822 6 h after dark 0.0 0.0 0.0 9 h after dark 0.10136200000000001 0.0857658 0.120842 12 h after dark 0.0 0.0 0.0