interest % 59% 50% Credit Rating by TRIS (Reaffirmed in October 2017) A+ A+ Liquidity (US$ billions) 1.8 1.4 Unutilized credit line (US$ billions) 1.7 1.3 Financial Ratios Current ratios (times) 1.5 1.3 Debt
$ billions) 1.9 1.4 Unutilized credit line (US$ billions) 1.7 1.3 Financial Ratios Current ratios (times) 1.4 1.3 Debt Servicing Coverage Ratio (DSCR) times 3.5 2.9 Interest coverage ratio (times) 9.1 6.7 Note