	southland slc unit raises  postings southland corp s citgo petroleum corp said it raised the contract price it will pay for  oil cts a barrel effective today the increase bring s citgo s posted price for the west texas intermediate and west texas sour grades to dlrs a barrel the light louisiana sweet south onshore grade was also raised cts to dlrs a barrel and light louisiana sweet north was increased to dlrs a barrel citgo last changed its postings on march four reuter 
