condition mean min max 4 h after light 66.28897599999999 63.308284 69.269668 8 h after light 37.613756 37.250649 37.976863 12 h after light 59.703479 53.856329 65.550629 4 h after dark 91.909362 36.985232 146.833492 8 h after dark 53.2518715 30.885373 75.61837 12 h after dark 102.59264 102.59264 102.59264