Determine the present value of semi$-$annual deposits of $$800$ that are expected to be made for $12$ years if the deposits earn $7\mathrm{.}1\%$ per annum compounded semi$-$annually for the first $5$ years and $8\mathrm{.}8\%$ per year compounded semi$-$annually thereafter. Assume the deposits are made at the end of each half$-$year.

$($Enter the value only; do NOT add a $ sign.$)$

Answer: