condition mean min max 0 h after light 9.8549618 0.0540236 19.6559 2 h after light 12.872505 8.99411 16.7509 4 h after light 11.264585 7.03027 15.4989 8 h after light 7.373685 4.39657 10.3508 12 h after light 13.15935 11.884 14.4347 2 h after dark 14.86205 12.462 17.2621 4 h after dark 7.9662299999999995 4.43666 11.4958 8 h after dark 13.76205 10.9836 16.5405 12 h after dark 14.91085 10.0436 19.7781