condition mean min max 4 h after light 142.41537 122.232057 162.598683 8 h after light 201.70455550000003 148.100916 255.308195 12 h after light 243.44870199999997 212.693595 274.203809 4 h after dark 263.551056 247.114358 279.987754 8 h after dark 185.3334355 174.621681 196.04519 12 h after dark 107.244624 107.244624 107.244624