<ARTICLE> 5 <CIK> 0000863832 <NAME> GEODYNE INSTIT/PENSION ENERGY INCOME LTD PSHIP P-5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 145,751 <SECURITIES> 0 <RECEIVABLES> 107,684 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 253,435 <PP&E> 9,850,668 <DEPRECIATION> 8,954,021 <TOTAL-ASSETS> 1,150,082 <CURRENT-LIABILITIES> 0 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 1,150,082 <TOTAL-LIABILITY-AND-EQUITY> 1,150,082 <SALES> 343,845 <TOTAL-REVENUES> 346,458 <CGS> 0 <TOTAL-COSTS> 179,916 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 166,542 <INCOME-TAX> 0 <INCOME-CONTINUING> 166,542 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 166,542 <EPS-BASIC> 1.30 <EPS-DILUTED> 0