EXHIBIT 12 WASHINGTON REALTY INVESTMENT TRUST COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES AND PREFERRED DIVIDENDS
Nine months ended Year ended September 30 December 31, 2000 1999 ---- ---- Net earnings before loss (gain) on sale of real estate $30,078 $36,392 Add back: Fixed charges 18,796 22,495 Deduct: Capitalized interest 0 (224) Earnings available for fixed charges and preferred dividends $48,874 $58,663 Fixed Charges Interest expense $18,796 $22,271 Capitalized interest 0 224 Total fixed charges 18,796 22,495 Preferred dividends 0 0 Total fixed charges and preferred dividends $18,796 $22,495 Ratio of Earnings to Fixed Charges and Preferred Dividends 2.60 2.61