TRY LIKE THIS
DECLARE @TEMPTBL TABLE(
ID INT IDENTITY(1,1)
,FROMDMNTHS INT
,TOMONTHS INT
,PERCENTAGE INT
)
INSERT INTO @TEMPTBL
(FROMDMNTHS,TOMONTHS,PERCENTAGE )
SELECT 2,25,5
UNION ALL
SELECT 20,30,15
UNION ALL
SELECT 12,40,25
UNION ALL
SELECT 5,50,35
UNION ALL
SELECT 8,60,45
SELECT * FROM @TEMPTBL
SELECT * FROM @TEMPTBL WHERE FROMDMNTHS BETWEEN 2 AND 5 AND TOMONTHS BETWEEN 5 AND 50