You decide to invest in a portfolio consisting of $30$ percent Stock A$,30$ percent Stock B$,$ and the remainder in Stock C$.$ Based on the following information, what is the expected return of your portfolio?

$\backslash$table$[[$State of$,$Probability of$,$Return if State Occurs$],[$Economy$,$State Economy,Stock A$,$Stock B$,$Stock C$],[$Boom$,\mathrm{.}20,-16\mathrm{.}6\%,-2\mathrm{.}8\%,-21\mathrm{.}7\%$