condition mean min max 2 h after light 135.98783333333333 105.301 174.302 6 h after light 116.84949999999999 102.267 132.896 10 h after light 470.8858333333333 384.937 588.512 14 h after light 626.6175 517.356 744.916 18 h after light 469.5 371.477 663.37 2 h after dark 191.30133333333333 136.62 294.1