public void imprimirTable() {

        for (int i = 0; i < this.table_trans.getRowCount(); i++) {
            for (int j = 1; j < this.table_trans.getColumnCount(); j++) {
                System.out.print(this.table_trans.getValueAt(i, j) + " ");
            }
            System.out.println("");
        }
    }