condition mean min max 3 h after light 0.16279433333333335 0.0 0.488383 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.02820775 0.0 0.112831 3 h after dark 0.0 0.0 0.0 6 h after dark 0.11875333333333334 0.0 0.35626 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0766495 0.0 0.153299