condition mean min max 4 h after light 0.1806455 0.0 0.361291 8 h after light 0.0 0.0 0.0 12 h after light 0.44071 0.245625 0.635795 4 h after dark 0.06310766666666666 0.0 0.189323 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0