condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.18492833333333333 0.0 0.554785 12 h after light 0.29727366666666666 0.0 0.891821 4 h after dark 0.28873 0.0 0.86619 8 h after dark 0.0 0.0 0.0 12 h after dark 0.311173 0.0 0.933519