condition mean min max 1 h after light 3.521772552 3.521772552 3.521772552 3 h after light 2.4963771535 2.286871797 2.70588251 5 h after light 1.8484898319999998 1.531752837 2.1652268269999997 7 h after light 2.5218856465 1.677532489 3.366238804 9 h after light 2.619969075 2.5825152730000003 2.6574228769999997 11 h after light 4.711433179 3.447823877 5.975042481 1 h after dark 5.743368461499999 4.923185729 6.5635511939999995 3 h after dark 10.298427908999999 5.268081798 15.32877402 5 h after dark 5.1672605025 4.6243650160000005 5.7101559889999995 7 h after dark 6.733962588 6.609238423 6.858686753 9 h after dark 9.8246359975 9.609065915 10.04020608 11 h after dark 13.076087115 12.77560065 13.37657358