condition mean min max 0 h after light 0.567968 0.118176 1.01776 2 h after light 0.6868505 0.663385 0.710316 4 h after light 0.6413555 0.240151 1.04256 8 h after light 0.791668 0.732267 0.851069 12 h after light 2.61142 2.25512 2.96772 2 h after dark 3.08691 2.64556 3.52826 4 h after dark 2.55466 2.04448 3.06484 8 h after dark 2.81516 2.3073 3.32302 12 h after dark 0.9898605 0.970551 1.00917