condition mean min max 4 h after light 2202.6 2202.6 2202.6 8 h after light 2320.3 2216.7 2423.9 12 h after light 1930.0 1670.9 2189.1 4 h after dark 2077.5 1901.3 2253.7 8 h after dark 2569.8500000000004 2460.8 2678.9 12 h after dark 2477.95 2346.1 2609.8