condition mean min max 4 h after light 3031.1 3031.1 3031.1 8 h after light 3227.45 2802.6 3652.3 12 h after light 4431.25 2961.3 5901.2 4 h after dark 3772.1000000000004 3087.4 4456.8 8 h after dark 3288.75 2603.3 3974.2 12 h after dark 3174.35 3026.2 3322.5