Read mseg

Hi all

i have program reading mseg,when the system reas mseg it's getting very slow,please help me ,pleas find the code follows

SELECT A_{WERKS A}SAKTO A_{KOSTL A}MENGE A_{DMBTR A}MATNR A_{BWART B}MAKTX

C_{TXT50 D}BUDAT D_{MBLNR E}ZEINR INTO

CORRESPONDING FIELDS OF TABLE IT_ITAB

FROM MSEG AS A INNER JOIN MAKT AS B ON A_{MATNR = B}MATNR

INNER JOIN GL_ACCT_CC_TEXT AS C ON A_{SAKTO = C}SAKNR

INNER JOIN MKPF AS D ON A_{MBLNR = D}MBLNR

INNER JOIN MARA AS E ON A_{MATNR = E}MATNR

WHERE D~BUDAT IN PR_DATE AND

A~WERKS = PR_WERKS AND

A~SAKTO IN PR_SAKTO and

( a_{BWART ='201' or a}BWART ='202' ).

thanks

kanishka