condition mean min max 0 h after light 0.1081265 0.0 0.216253 4 h after light 0.0532085 0.0 0.106417 8 h after light 0.054935 0.0 0.10987 4 h after dark 0.1062145 0.106005 0.106424 8 h after dark 0.0531505 0.0 0.106301 12 h after dark 0.0538945 0.0 0.107789