S IBXDATA=$S(",1,2,4,6,"[(","_+IBXDATA_","):"X",1:"")
FORMAT CODE DESCRIPTION
If the value of this field is '1' (EMPLOYED FULL TIME), '2' (EMPLOYED
PART TIME), '4' (SELF EMPLOYED), or '6' (FULL TIME MILITARY), assume
employed and output this field as 'X'.