Your uncle has $168,906 invested at 5.5 percent, and he now wants to retire. He wants to withdraw $34,586 at the end of each year, starting at the end of this year. He also wants to have $33,172 left to give you when he ceases to withdraw funds from the account. For how many years can he make the $34,586 withdrawals and still have $33,172 left in the end