condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0391902 0.0 0.0783804 12 h after light 0.0 0.0 0.0 4 h after dark 0.0944118 0.0644654 0.11049 8 h after dark 0.019094033333333333 0.0 0.0572821 12 h after dark 0.026226133333333332 0.0 0.0786784