condition mean min max 0 h after light 1.383765 1.22329 1.54424 2 h after light 0.2184125 0.17513 0.261695 4 h after light 0.4092475 0.285606 0.532889 8 h after light 0.345411 0.329738 0.361084 12 h after light 1.772605 1.31686 2.22835 2 h after dark 1.66571 1.43984 1.89158 4 h after dark 2.084015 1.98829 2.17974 8 h after dark 2.46679 1.868 3.06558 12 h after dark 1.633 1.5554 1.7106