/post1
set,last
esel,s,ename,,174 
ETABLE,cont_pres,CONT,PRES   
ETABLE,area,VOLU,   
SMULT,Force,AREA,CONT_PRES,1,1,  
 
/outp,%Datei%,erg 
SSUM 
/outp,%Datei%,out