condition mean min max 4 h after light 11.232804999999999 10.450323 12.015287 8 h after light 10.457588000000001 8.509042 12.406134 12 h after light 10.3727845 9.777761 10.967808 4 h after dark 11.78491 11.092716 12.477104 8 h after dark 11.313808 10.967808 11.659808 12 h after dark 11.805043 11.805043 11.805043