condition mean min max 0 h after light 47.8963 46.8593 48.9333 4 h after light 40.307 39.4085 41.2055 8 h after light 32.459649999999996 32.2271 32.6922 4 h after dark 82.3247 56.1304 108.519 8 h after dark 78.35365 73.0262 83.6811 12 h after dark 47.03535 46.2807 47.79