WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
These numbers pertain to the first three quarters of 1997.
</LEGEND>
<RESTATED>
<MULTIPLIER>                            1,000

<S>                             <C>
<PERIOD-TYPE>                           3-MOS                     6-MOS                   9-MOS
<FISCAL-YEAR-END>                 DEC-31-1997               DEC-31-1997             DEC-31-1997
<PERIOD-END>                      MAR-31-1997               JUN-30-1997             SEP-30-1997
<CASH>                                  9,444                     9,469                   3,905
<SECURITIES>                                0                         0                       0
<RECEIVABLES>                          15,447                    21,588                  41,841
<ALLOWANCES>                                0                         0                       0
<INVENTORY>                                 0                         0                       0
<CURRENT-ASSETS>                       24,891                    31,057                  45,746
<PP&E>                                898,793                 1,025,081               1,065,683
<DEPRECIATION>                         30,620                    34,251                  39,380
<TOTAL-ASSETS>                        893,064                 1,021,887               1,072,049
<CURRENT-LIABILITIES>                  32,668                    35,007                  39,651
<BONDS>                               140,179                   242,561                 274,793
<PREFERRED-MANDATORY>                       0                         0                       0
<PREFERRED>                                 0                         0                       0
<COMMON>                                    0                         0                       0
<OTHER-SE>                            720,217                   744,319                 757,605
<TOTAL-LIABILITY-AND-EQUITY>          893,064                 1,021,887               1,072,049
<SALES>                                33,476                    71,341                 113,267
<TOTAL-REVENUES>                       33,917                    72,568                 115,480
<CGS>                                       0                         0                       0
<TOTAL-COSTS>                          16,835                    35,514                  56,420
<OTHER-EXPENSES>                         (200)                   (2,945)                 (3,199)
<LOSS-PROVISION>                            0                         0                       0
<INTEREST-EXPENSE>                      3,269                     6,763                  11,604
<INCOME-PRETAX>                        14,013                    33,236                  50,655
<INCOME-TAX>                                0                         0                       0
<INCOME-CONTINUING>                    14,013                    33,236                  50,655
<DISCONTINUED>                              0                         0                       0
<EXTRAORDINARY>                             0                         0                       0
<CHANGES>                                   0                         0                       0
<NET-INCOME>                           14,013                    33,236                  50,655
<EPS-PRIMARY>                            0.52                      1.18                    1.76
<EPS-DILUTED>                            0.51                      1.17                    1.74
Included in other expenses are minority interest expense, gain on exchange of self-storage facilities and interest income.
</FN>


</TABLE>