condition mean min max 4 h after light 2340.9 2340.9 2340.9 8 h after light 2265.7 2095.8 2435.6 12 h after light 2432.6000000000004 2253.4 2611.8 4 h after dark 2484.3 2277.9 2690.7 8 h after dark 1953.65 1943.4 1963.9 12 h after dark 1908.35 1832.6 1984.1