condition mean min max 3 h after light 68.01973333333333 56.9456 85.1667 6 h after light 58.8867 35.3261 81.9044 9 h after light 84.5317 59.8367 115.549 12 h after light 90.907325 73.2048 107.126 3 h after dark 57.934866666666665 49.336 62.6214 6 h after dark 48.18683333333333 45.824 52.3264 9 h after dark 41.6954 37.0099 48.8191 12 h after dark 46.49035000000001 44.0932 48.8875