condition mean min max 4 h after light 141.56664899999998 140.162424 142.970874 8 h after light 170.36541 163.374665 177.356155 12 h after light 194.8673215 177.828668 211.905975 4 h after dark 275.8160855 200.223995 351.408176 8 h after dark 330.81588650000003 278.693595 382.938178 12 h after dark 226.959112 226.959112 226.959112