Question $5$: Using the data from table $2$ and the following four new pieces of information:

Assume that the interest rate that the bank charges on its Commercial Loans is $7\mathrm{.}5\%,$

Assume the bank receives interest income of $2\mathrm{.}5\%$ on all of its financial security holdings.

Assume that the bank pays an average interest rate of $2\%$ on all of its customer deposit accounts

And also assume that the bank pays $5\%$ interest rate on the bonds that it has issued.

Calculate the bank's Net Interest Margin $($NIM$).$ Show your answer to four decimal places in the following

format $.$xxxx$,$ enter $6\mathrm{.}38\%$ as $\mathrm{.}0638$