Debenture Categories Interest Payable Frequency Applicable Rate Comparative Govt. Sec. Interest Rate (Gross) Value as at 31st December 2011 Rs'. 000 Fixed Rate 2006/2016 - 14.00% p.a. Annually 14.00% 10.78% 590,000 590,000 6 months TB rate (Net) - Six months weighted average Treasury Bill rate after 10% withholding (net rate) as published by the Central Bank of Sri Lanka. 6 months TB rate (Gross) - Six months weighted average Treasury Bill rate before 10% withholding (gross rate) as published by the Central Bank of Sri Lanka. Other Ratios 31.12.2011 31.03.2011   Debt Equity Ratio 1.51 1.35   Interest Cover (Times) 1.74 3.54   Quick Asset Ratio (%) 24 295