condition mean min max 0 h after light 0.29286449999999997 0.250771 0.334958 4 h after light 0.5824215 0.340689 0.824154 8 h after light 1.67192 1.27635 2.06749 4 h after dark 2.05614 1.89568 2.2166 8 h after dark 1.3234599999999999 1.15256 1.49436 12 h after dark 0.3302755 0.326639 0.333912