condition mean min max 0 h after light 0.6837585 0.390222 0.977295 4 h after light 0.48735649999999997 0.397607 0.577106 8 h after light 0.0 0.0 0.0 4 h after dark 0.095812 0.0 0.191624 8 h after dark 0.0 0.0 0.0 12 h after dark 0.5824245 0.190605 0.974244