condition mean min max 3 h after light 64.1911 57.4773 71.3768 6 h after light 51.916 46.9598 55.8944 9 h after light 33.7178 30.169 36.1505 12 h after light 22.241666666666667 19.5303 24.4017 3 h after dark 31.6018 28.6969 33.8849 6 h after dark 35.586800000000004 33.6535 37.5771 9 h after dark 62.7967 55.3827 66.5871 12 h after dark 89.2961 85.8514 91.9426