Sec. 7. In making the determination under section 6 of this chapter, the attorney shall consider the following:
(1) The amount of interest the money would earn during the period the money is expected to be deposited.
(2) The cost of establishing and administering the account.
(3) The capability of the depository financial institution to calculate and pay the interest earned by each client's funds, after deduction of any service charges, to the client.