condition mean min max 0 h after light 0.6850895 0.60168 0.768499 2 h after light 1.370535 1.06136 1.67971 4 h after light 1.071136 0.993812 1.14846 8 h after light 1.74818 1.72133 1.77503 12 h after light 1.869135 1.75419 1.98408 2 h after dark 1.574735 1.48581 1.66366 4 h after dark 1.0342405000000001 0.976991 1.09149 8 h after dark 1.61518 1.33587 1.89449 12 h after dark 0.5894699999999999 0.358608 0.820332