condition mean min max 3 h after light 0.6563176666666667 0.110472 0.904392 7 h after light 0.662227 0.239861 1.00897 11 h after light 0.8745879166666667 0.573584 1.55802 2 h after dark 0.782269 0.499114 1.08633 6 h after dark 0.6824303333333334 0.353212 1.42972 10 h after dark 0.8073655 0.274174 1.58717