condition mean min max 4 h after light 243.0472145 206.001288 280.093141 8 h after light 375.88268949999997 294.302553 457.462826 12 h after light 254.57773 241.308019 267.847441 4 h after dark 223.43050449999998 186.730099 260.13091 8 h after dark 200.0340175 168.137131 231.930904 12 h after dark 104.502174 104.502174 104.502174