condition mean min max 4 h after light 0.613336 0.602829 0.623843 8 h after light 0.0823885 0.0 0.164777 12 h after light 0.0 0.0 0.0 4 h after dark 0.154854 0.0 0.464562 8 h after dark 0.0 0.0 0.0 12 h after dark 0.18510200000000002 0.0 0.330807