condition mean min max 0 h after light 0.9938775 0.780065 1.20769 2 h after light 1.27799 1.26549 1.29049 4 h after light 0.479297 0.327227 0.631367 8 h after light 0.331961 0.33133 0.332592 12 h after light 0.5532125 0.45952 0.646905 2 h after dark 0.7749245 0.72096 0.828889 4 h after dark 0.949085 0.77383 1.12434 8 h after dark 0.7552185 0.724464 0.785973 12 h after dark 0.927281 0.909191 0.945371