The composition of assets in the balance sheet of Crown Bank is as follows: Cash Reserves: $12\%,$ Loans: $88\%.$ If the bank liquidates its loans today, it receives $$78$ per $$100$ of face value, and liquidation at the end of three months will produce $$91$ per $$100$ of face value. What is the $3-$month liquidity index for the bank's asset portfolio?