condition mean min max 4 h after light 62.83524 49.43699 79.22991 8 h after light 138.98156666666665 102.6428 193.4273 12 h after light 227.88076666666666 168.7036 300.9076 16 h after light 221.61456666666666 209.6481 233.9994 4 h after dark 491.28763333333336 459.2216 532.3386 8 h after dark 61.963449999999995 48.70086 77.70612