<ARTICLE>                                          5
       
                                                  
<PERIOD-TYPE>                                      6-MOS
<FISCAL-YEAR-END>                                  DEC-31-1997
<PERIOD-START>                                     JAN-1-1997
<PERIOD-END>                                       JUN-30-1997

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<DEPRECIATION>                                            (223,977,082)
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