At the beginning of the month, you owned $$9,000$ of General Dynamics, $$4,000$ of Starbucks, and $$7,000$ of Nike. The monthly returns for General Dynamics, Starbucks, and Nike were $6\mathrm{.}60$ percent, $-1\mathrm{.}48$ percent, and $-0\mathrm{.}60$ percent. What is your portfolio return?

Note: Do not round intermediate calculations and round your final answer to $2$ decimal places.