condition mean min max 4 h after light 12.0114 10.7606 13.2622 8 h after light 7.730354999999999 7.09702 8.36369 12 h after light 9.380115 8.68693 10.0733 4 h after dark 11.8445 11.1702 12.3436 8 h after dark 13.3869 12.4664 14.2986 12 h after dark 10.871233333333333 10.1991 11.3889