condition mean min max 4 h after light 102.43375 99.4255 105.442 8 h after light 94.3107 90.1995 98.4219 12 h after light 103.8605 103.493 104.228 4 h after dark 104.125 100.67 109.328 8 h after dark 110.33566666666667 104.111 114.184 12 h after dark 107.34166666666667 102.919 111.652