static private $mappingRows = array(
                        8, 10, 12, 14, 16, 18, 20, 22, 24,  // Number of rows for the mapping matrix
                        28, 32, 36, 40, 44, 48, 56, 64, 72, 80, 88, 96, 108, 120, 132,
                        6, 6, 10, 10, 14, 14);