condition mean min max 4 h after light 1.1886403333333333 0.707111 1.68489 8 h after light 0.035167699999999996 0.0 0.0617311 12 h after light 0.030587866666666668 0.0 0.0917636 4 h after dark 0.069784 0.0 0.107267 8 h after dark 0.676332 0.178584 1.04549 12 h after dark 0.6538076666666667 0.360767 0.846322