condition mean min max 3 h after light 2.82422 2.22821 3.67707 6 h after light 3.9076899999999997 1.92466 7.74292 9 h after light 2.2108233333333334 1.02396 2.84654 12 h after light 3.077285 2.52925 3.96449 3 h after dark 47.025999999999996 37.3253 65.997 6 h after dark 28.867833333333333 26.5538 31.5333 9 h after dark 20.074666666666666 16.6247 26.3156 12 h after dark 3.1115 2.72425 3.49875