Exhibit 12
Statements re: computation of ratios
                                                 
    For the nine                                
    months ended                                
    September 30,     For the year ended     For the year ended     For the year ended     For the year ended     For the year ended  
    2010     December 31, 2009     December 31, 2008     December 31, 2007     December 31, 2006     December 31, 2005  
Net income from continuing operations
  $ 4,121,038     $ 4,399,948     $ 4,873,021     $ 5,958,214     $ 3,284,957     $ 3,436,149  
 
                                               
Add: fixed charges
    16,113,753       22,000,728       20,963,484       15,670,067       11,490,476       2,494,245  
 
                                               
Less: preferred and senior common distributions
    (3,074,970 )     (4,093,750 )     (4,093,750 )     (4,093,750 )     (2,186,890 )      
 
                                   
 
                                               
Earnings
  $ 17,159,821     $ 22,306,926     $ 21,742,755     $ 17,534,531     $ 12,588,543     $ 5,930,394  
 
                                               
Fixed Charges:
                                               
Interest expense
    12,190,988       16,398,938       15,574,735       10,847,346       8,041,412       2,187,586  
Amortization of deferred financing fees
    836,884       1,495,598       1,283,952       717,195       1,207,198       260,098  
Estimated interest component of rent
    10,911       12,442       11,047       11,776       54,976       46,561  
Preferred and senior common distributions
    3,074,970       4,093,750       4,093,750       4,093,750       2,186,890        
 
                                   
 
                                               
Total fixed charges and preferred distributions
    16,113,753       22,000,728       20,963,484       15,670,067       11,490,476       2,494,245  
 
                                               
Ratio of earnings to combined fixed charges and preferred distributions
    1.1       1.0       1.0       1.1       1.1       2.4  

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