condition mean min max 4 h after light 1583.6 1583.6 1583.6 8 h after light 1337.95 1212.9 1463.0 12 h after light 1725.8500000000001 1222.4 2229.3 4 h after dark 1578.95 1293.0 1864.9 8 h after dark 1628.5500000000002 1082.2 2174.9 12 h after dark 1743.5500000000002 1724.7 1762.4