STR(99999999999999999-F0, 20, 4)
99999999999999984.00
99999999999999984.00
99999999999999984.00
99999999999999984.00
99999999999999984.00
STR(F0, 20, 4)
             11.0000
             12.0000
             13.0000
             14.0000
             22.0000