condition mean min max 3 h after light 38.54313333333333 35.2066 42.5419 6 h after light 63.4039 58.852 69.3632 9 h after light 47.7801 36.2596 56.8246 12 h after light 84.557 37.0952 217.156 3 h after dark 248.282 216.416 301.195 6 h after dark 163.31300000000002 153.559 168.449 9 h after dark 126.42566666666666 124.262 130.54 12 h after dark 266.124 255.723 276.525