For each of the following annuities, calculate the annual cash flow. $($eg$,$ solve for PMT$.)($Enter rounded answers as directed, but do not use rounded numbers in intermediate calculations. Round your answers to $2$ decimal places $($e$.$g$.,32\mathrm{.}16).)$

$\backslash$table$[[$Cash Flow,Present Value,Interest Rate,Years$],[$$$,$$$,31,900,12\%,6],[$$$,28,900,10,8],[$$$,152,000,15,15],[$$$,221,700,14,15]]$