<TABLE> <S> <C>
<ARTICLE> 5
<CIK> 0000888239
<NAME> GEODYNE INST/PENS ENERGY INCOME LTD PSHP P-8
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 404,938
<SECURITIES> 0
<RECEIVABLES> 418,214
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 823,152
<PP&E> 8,823,841
<DEPRECIATION> 7,530,565
<TOTAL-ASSETS> 2,116,428
<CURRENT-LIABILITIES> 0
<BONDS> 0
0
0
<COMMON> 0
<OTHER-SE> 2,116,428
<TOTAL-LIABILITY-AND-EQUITY> 2,116,428
<SALES> 925,937
<TOTAL-REVENUES> 954,859
<CGS> 0
<TOTAL-COSTS> 153,780
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 801,079
<INCOME-TAX> 0
<INCOME-CONTINUING> 801,079
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 801,079
<EPS-BASIC> 6.53
<EPS-DILUTED> 0
</TABLE>