condition mean min max 4 h after light 5.828899 3.389797 7.946078999999999 8 h after light 6.160628333333333 2.508514 8.510705 12 h after light 5.88189 2.741494 9.026596000000001 16 h after light 8.296538666666667 3.957047 11.36682 4 h after dark 5.7022493333333335 4.703901 7.425503 8 h after dark 5.136257666666667 3.9858290000000003 6.321039