Leases (Tables)

12 Months Ended

Dec. 31, 2011

Summary of Minimum Annual Rental Payments

The following is a summary of minimum annual rental payments required under those operating leases that have original or remaining lease terms in excess of one year as of December 31, 2011:

2012	$	145,491
2013	$	125,635
2014	$	111,981
2015	$	92,917
2016	$	79,859
Thereafter	$	534,461