condition mean min max 3 h after light 121.87133333333333 110.317 138.435 6 h after light 50.360733333333336 43.5792 54.5538 9 h after light 27.975733333333334 20.0671 33.7044 12 h after light 37.816250000000004 22.7385 70.5199 3 h after dark 20.1106 18.73 22.449 6 h after dark 25.318166666666666 22.7204 28.4091 9 h after dark 33.9332 30.3073 39.308 12 h after dark 58.928650000000005 57.4866 60.3707