3         -8       U571AF
                 3         -9       U571AF
                 3        -10       U571AF
                 4         -8       U571AF
                 4         -9       U571AF
                 4        -10       U571AF
                 4        -11       U571AF
                 5        -10       U571AF
                 5        -11       U571AF
                 5        -12       U571AF
                 5        -13       U571AF
                 6        -11       U571AF
                 6        -12       U571AF
                 6        -13       U571AF