condition mean min max 0 h after light 7.631285 7.56802 7.69455 2 h after light 4.5660050000000005 3.86093 5.27108 4 h after light 4.26914 4.05264 4.48564 8 h after light 6.46582 5.83957 7.09207 12 h after light 12.0039 11.0496 12.9582 2 h after dark 8.56556 7.60831 9.52281 4 h after dark 6.584095 6.5005 6.66769 8 h after dark 7.96087 7.40883 8.51291 12 h after dark 10.1969 10.0713 10.3225