condition mean min max 4 h after light 558.2266645 439.47748 676.975849 8 h after light 296.721927 274.057951 319.385903 12 h after light 273.80105749999996 270.385903 277.216212 4 h after dark 202.790681 132.930267 272.651095 8 h after dark 169.0203415 148.077318 189.963365 12 h after dark 756.458874 756.458874 756.458874