condition mean min max 0 h after light 14.70565 14.5485 14.8628 2 h after light 13.8826 13.3892 14.376 4 h after light 11.7071 11.4475 11.9667 8 h after light 14.4841 13.4405 15.5277 12 h after light 18.9078 18.8363 18.9793 2 h after dark 18.113799999999998 14.5703 21.6573 4 h after dark 18.26105 16.8318 19.6903 8 h after dark 18.512300000000003 16.2524 20.7722 12 h after dark 17.2135 16.2562 18.1708