The table below shows the dollar amounts of outstanding loans and corresponding default amounts for every year over the past 5 years. The outstanding amounts reflect default amounts and bond redemptions. Years after Issuance Loan Type 1 year 2 years 3 years 4 years 5 years Annual default C-rated: ($'billions) 1 3 3 5 un 6 Outstanding ($'billions) 100 98 95 88 82 What is the cumulative mortality rate over year 1