condition mean min max 4 h after light 105.121398 95.703047 114.539749 8 h after light 113.363507 112.906491 113.820523 12 h after light 115.3901745 86.020172 144.760177 4 h after dark 148.00109500000002 88.61667 207.38552 8 h after dark 238.3820725 118.232057 358.532088 12 h after dark 177.132527 177.132527 177.132527