condition mean min max 4 h after light 431.235059 299.135827 563.334291 8 h after light 483.4045085 445.001288 521.807729 12 h after light 295.7770795 294.170704 297.383455 4 h after dark 201.13860549999998 146.94964 255.327571 8 h after dark 151.77078 137.108436 166.433124 12 h after dark 102.172576 102.172576 102.172576