condition mean min max 4 h after light 105.8088925 39.292048 172.325737 8 h after light 98.2754465 95.94712 100.603773 12 h after light 80.984797 57.332016 104.637578 4 h after dark 277.759603 124.829165 430.690041 8 h after dark 175.83867099999998 171.316376 180.360966 12 h after dark 138.403726 138.403726 138.403726