condition mean min max 0 h after light 254.998 249.986 260.01 4 h after light 123.673 117.779 129.567 8 h after light 155.2695 144.151 166.388 4 h after dark 263.226 239.403 287.049 8 h after dark 227.44400000000002 224.859 230.029 12 h after dark 230.53199999999998 215.703 245.361