condition mean min max 0 h after light 1.82638 1.79215 1.86061 2 h after light 1.51424 1.32436 1.70412 4 h after light 1.26982 1.24376 1.29588 8 h after light 2.01881 2.01497 2.02265 12 h after light 2.9452499999999997 2.70471 3.18579 2 h after dark 2.072495 2.02783 2.11716 4 h after dark 1.8039199999999997 1.45887 2.14897 8 h after dark 1.8076349999999999 1.5971 2.01817 12 h after dark 2.44062 2.11115 2.77009