condition mean min max 0 h after light 75.61105 64.9329 86.2892 4 h after light 28.65815 24.9795 32.3368 8 h after light 28.267 27.5319 29.0021 4 h after dark 27.0706 21.149 32.9922 8 h after dark 30.426499999999997 19.7418 41.1112 12 h after dark 72.5475 51.1349 93.9601