MTH - Months 
This operator takes the month portion of Operand 2 and stores the result in Operand 1.
Statement:			Store the Month portion of the employee’s Seniority Date into Variable Month.
||Line||CMD||OT||Operand 1||OPER||OT||Operand2||OT||Operand3||If Goto||	Else GoTo
00010	LET	V	MONTH	MTH	DB	EEM.SENIORITY_DATE			99999	
99999	EXIT								99999	

	The result of the MTH Operator is a 3-character alpha value, NOT a number (i.e. Dec NOT 12)