condition mean min max 4 h after light 62.4841 55.8276 69.1406 8 h after light 100.1487 93.1354 107.162 12 h after light 92.8254 83.4688 102.182 4 h after dark 88.71015 87.5127 89.9076 8 h after dark 66.39735 65.8148 66.9799 12 h after dark 72.85974999999999 68.076 77.6435