condition mean min max 2 h after light 0.13477061666666668 0.0 0.392527 6 h after light 0.6513295 0.202745 1.09175 10 h after light 0.38905866666666666 0.190784 0.519051 14 h after light 0.33043165 0.0985249 0.691592 18 h after light 0.315266 0.0 1.13609 2 h after dark 0.25506449999999997 0.117169 0.586881