condition mean min max 0 h after light 12.34635 11.5597 13.133 2 h after light 9.066465 8.56662 9.56631 4 h after light 10.09482 9.88854 10.3011 8 h after light 8.23987 7.17231 9.30743 12 h after light 10.07252 9.45324 10.6918 2 h after dark 15.640500000000001 15.2406 16.0404 4 h after dark 9.54768 9.43415 9.66121 8 h after dark 13.71745 13.3104 14.1245 12 h after dark 13.1634 11.3639 14.9629