condition mean min max 4 h after light 2679.3 2679.3 2679.3 8 h after light 2725.55 2395.1 3056.0 12 h after light 2823.85 2800.1 2847.6 4 h after dark 2440.6499999999996 2198.1 2683.2 8 h after dark 1827.4 1696.0 1958.8 12 h after dark 1682.6 1611.9 1753.3