condition mean min max 1 h after light 1.991291049 1.510860062 2.471722036 3 h after light 5.858469017333333 4.297633283 7.130690723 5 h after light 7.325262824666667 5.484630791 9.03905244 7 h after light 8.708932575999999 7.00918662 10.53769811 9 h after light 9.382680086 7.126249818 10.759818800000001 11 h after light 9.140193935666666 7.197198658 11.43112233 13 h after light 8.013034961666666 2.265427115 11.10170445 15 h after light 9.042482808333332 6.8909914070000005 11.3887451 1 h after dark 9.191289392666667 8.110926655 10.2418836 3 h after dark 9.558885912666666 8.26860017 10.97812709 5 h after dark 8.235188306000001 7.779578435 8.687418012 7 h after dark 7.841884774666667 6.420757247 8.624938787