(1)             Several of the fixed rate mortgages carry interest rates that were above or below market rates upon assumption and therefore were recorded at their fair value based on applicable effective interest rates.  The carrying values of these loans reflect net unamortized premiums totaling $2.6 million at September 30, 2011 and $3.2 million at December 31, 2010.

(2)             The weighted average interest rate on these loans was 6.01% at September 30, 2011.

(3)             A loan with a balance of $4.5 million at September 30, 2011 that matures in 2034 may be repaid in March 2014, subject to certain conditions.

(4)             As described further below, this facility was extinguished on September 1, 2011.

(5)             The interest rate on the loan outstanding at September 30, 2011 was 2.47%.

(6)             The weighted average interest rate on these loans was 2.92% at September 30, 2011.

(7)             As described further below, we entered into a credit agreement providing for a new unsecured revolving credit facility effective on September 1, 2011, after which our previously existing facility was extinguished.

(8)             The weighted average interest rate on the Revolving Credit Facility was 2.2% at September 30, 2011.

(9)             This loan may be extended for a one-year period at our option, subject to certain conditions.

(10)        As described further below, this loan was entered into effective on September 1, 2011.

(11)        The interest rate on this loan was 2.13% at September 30, 2011.

(12)        These notes may carry interest rates that were below market rates upon assumption and therefore were recorded at their fair value based on applicable effective interest rates.  The carrying value of these notes reflects an unamortized discount totaling $1.9 million at September 30, 2011 and $1.1 million at December 31, 2010.

(13)        As described further in our 2010 Annual Report on Form 10-K, these notes have an exchange settlement feature that provides that the notes may, under certain circumstances, be exchangeable for cash and, at the Operating Partnership’s discretion, our common shares at an exchange rate (subject to adjustment) of 20.8318 shares per one thousand dollar principal amount of the notes (exchange rate is as of September 30, 2011 and is equivalent to an exchange price of $48.00 per common share).  The carrying value of these notes included a principal amount of $240.0 million and an unamortized discount totaling $13.6 million at September 30, 2011 and $16.2 million at December 31, 2010.  The effective interest rate under the notes, including amortization of the issuance costs, was 6.05%.  Because the closing price of our common shares at September 30, 2011 and December 31, 2010 was less than the exchange price per common share applicable to these notes, the if-converted value of the notes did not exceed the principal amount.  The table below sets forth interest expense recognized on these notes before deductions for amounts capitalized (in thousands):

(14)    On September 15, 2011, we repurchased these notes at 100% of the principal amount of $162.5 million after the holders of such notes surrendered them for repurchase pursuant to the terms of the notes and the related Indenture.  As described further in our 2010 Annual Report on Form 10-K, these notes had an exchange settlement feature that provided that the notes were, under certain circumstances, be exchangeable for cash (up to the principal amount of the notes) and, with respect to any excess exchange value, were exchangeable into (at our option) cash, our common shares or a combination of cash and our common shares.  The carrying value of these notes at December 31, 2010 included a principal amount of $162.5 million and an unamortized discount totaling $2.6 million.  The effective interest rate under the notes, including amortization of the issuance costs, was 5.97%.  Because the closing price of our common shares at September 30, 2011 and December 31, 2010 was less than the exchange price per common share applicable to these notes, the if-converted value of the notes did not exceed the principal amount.  The table below sets forth interest expense recognized on these notes before deductions for amounts capitalized (in thousands):