condition mean min max 0 h after light 0.071699 0.0 0.143398 2 h after light 0.0 0.0 0.0 4 h after light 0.136908 0.135512 0.138304 8 h after light 0.0 0.0 0.0 12 h after light 0.2477435 0.15091 0.344577 2 h after dark 0.145311 0.0 0.290622 4 h after dark 0.0695105 0.0 0.139021 8 h after dark 0.14587 0.0 0.29174 12 h after dark 0.137215 0.134142 0.140288