For the given values 23, 32, 40, 47, 58, 33, 42; the 5-yearly moving averages are:

For the given values $\displaystyle 23$, $\displaystyle 32$, $\displaystyle 40$, $\displaystyle 47$, $\displaystyle 58$, $\displaystyle 33$, $\displaystyle 42$; the $\displaystyle 5$-yearly moving averages are :