Unsecured Lines Of Credit Payable (Tables)

12 Months Ended

Dec. 31, 2011

The amounts of these lines of credit unused and available at December 31, 2011 are as follows (in millions):

We executed borrowings and repayments on the unsecured lines of credit during 2011 as follows (in millions):

For the years ended December 31, 2011, 2010 and 2009, we recognized interest expense (excluding facility fees) as follows (in millions):

The average interest rate on borrowings for the years ended December 31, 2011, 2010 and 2009 was as follows:

For the years ended December 31, 2011, 2010 and 2009, we incurred facility fees as follows (in millions):

Information related to revolving credit facilities is as follows (in thousands):



	2011			2010			2009
Total revolving credit facilities at December 31	$	475,000		$	337,000		$	337,000
Borrowings outstanding at December 31	$	99,000		$	100,000		$	128,000
Weighted average daily borrowings during the year	$	160,090		$	112,573		$	33,656
Maximum daily borrowings during the year	$	281,000		$	141,000		$	128,000
Weighted average interest rate during the year	1.90		%	2.43		%	1.62		%
Weighted average interest rate at December 31	0.90		%	2.53		%	2.79		%