condition mean min max 4 h after light 5255.1 5255.1 5255.1 8 h after light 5033.0 4455.1 5610.9 12 h after light 4024.6499999999996 3279.4 4769.9 4 h after dark 4328.75 3007.8 5649.7 8 h after dark 6047.35 4889.7 7205.0 12 h after dark 7606.35 7428.7 7784.0