condition mean min max 3 h after light 50.54873333333333 45.9307 59.3841 6 h after light 33.16096666666667 29.4827 39.5123 9 h after light 27.990299999999998 22.6399 36.2026 12 h after light 36.09425 21.8517 69.0924 3 h after dark 40.8026 38.9375 42.6571 6 h after dark 52.9598 48.2237 57.8822 9 h after dark 52.016466666666666 47.3828 58.554 12 h after dark 61.85425 61.1912 62.5173