condition mean min max 4 h after light 12.850658 12.43557 13.265746 8 h after light 12.5886605 11.858368 13.318953 12 h after light 12.652894499999999 12.487487 12.818302 4 h after dark 13.441016 12.168593 14.713439 8 h after dark 12.458827 12.43557 12.482084 12 h after dark 12.43557 12.43557 12.43557