<ARTICLE> 6

                                                  
<PERIOD-TYPE>                   6-MOS                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000             DEC-31-1999
<PERIOD-START>                             JAN-01-2000             JAN-01-1999
<PERIOD-END>                               JUN-30-2000             JUN-30-1999
<INVESTMENTS-AT-COST>                                0                       0
<INVESTMENTS-AT-VALUE>                     491,902,314             467,462,930
<RECEIVABLES>                               19,004,062              20,329,428
<ASSETS-OTHER>                               3,568,756               2,949,906
<OTHER-ITEMS-ASSETS>                        20,274,274              18,870,264
<TOTAL-ASSETS>                             534,749,406             509,612,528
<PAYABLE-FOR-SECURITIES>                             0                       0
<SENIOR-LONG-TERM-DEBT>                     55,500,000              55,500,000
<OTHER-ITEMS-LIABILITIES>                  324,879,401             303,073,244
<TOTAL-LIABILITIES>                        380,379,401             358,923,760
<SENIOR-EQUITY>                                140,434                 140,245
<PAID-IN-CAPITAL-COMMON>                   142,201,682             142,015,875
<SHARES-COMMON-STOCK>                       14,043,434              14,024,433
<SHARES-COMMON-PRIOR>                       14,024,433              14,013,768
<ACCUMULATED-NII-CURRENT>                   12,027,889               8,532,648
<OVERDISTRIBUTION-NII>                               0                       0
<ACCUMULATED-NET-GAINS>                              0                       0
<OVERDISTRIBUTION-GAINS>                             0                       0
<ACCUM-APPREC-OR-DEPREC>                             0                       0
<NET-ASSETS>                               154,370,005             150,688,768
<DIVIDEND-INCOME>                                    0                       0
<INTEREST-INCOME>                           27,026,230              20,214,741
<OTHER-INCOME>                               3,389,896               3,198,252
<EXPENSES-NET>                              22,254,656              16,987,972
<NET-INVESTMENT-INCOME>                      8,161,470               6,425,021
<REALIZED-GAINS-CURRENT>                   (1,175,862)                 635,834
<APPREC-INCREASE-CURRENT>                    1,359,384               2,596,985
<NET-CHANGE-FROM-OPS>                        8,405,671               9,589,527
<EQUALIZATION>                                       0                       0
<DISTRIBUTIONS-OF-INCOME>                            0                       0
<DISTRIBUTIONS-OF-GAINS>                             0                       0
<DISTRIBUTIONS-OTHER>                                0                       0
<NUMBER-OF-SHARES-SOLD>                              0                       0
<NUMBER-OF-SHARES-REDEEMED>                          0                       0
<SHARES-REINVESTED>                                  0                       0
<NET-CHANGE-IN-ASSETS>                               0                       0
<ACCUMULATED-NII-PRIOR>                              0                       0
<ACCUMULATED-GAINS-PRIOR>                            0                       0
<OVERDISTRIB-NII-PRIOR>                              0                       0
<OVERDIST-NET-GAINS-PRIOR>                           0                       0
<GROSS-ADVISORY-FEES>                                0                       0
<INTEREST-EXPENSE>                          13,136,281               8,801,305
<GROSS-EXPENSE>                                      0                       0
<AVERAGE-NET-ASSETS>                                 0                       0
<PER-SHARE-NAV-BEGIN>                            10.95                   10.67
<PER-SHARE-NII>                                      0                       0
<PER-SHARE-GAIN-APPREC>                              0                       0
<PER-SHARE-DIVIDEND>                                 0                       0
<PER-SHARE-DISTRIBUTIONS>                            0                       0
<RETURNS-OF-CAPITAL>                                 0                       0
<PER-SHARE-NAV-END>                                  0                       0
<EXPENSE-RATIO>                                      0                       0