Consider the actual and forecast values contained in the table.

$\backslash$table$[[$Actual$,$Forecast,Actual,Forecast$],[10,10\mathrm{.}8,26,24\mathrm{.}5],[13,13\mathrm{.}6,28,27\mathrm{.}2],[17,16\mathrm{.}3,29,29\mathrm{.}9],[19,19,32,32\mathrm{.}6],[22,21\mathrm{.}7,35,35\mathrm{.}3]]$

What is the MAD of the forecast?

$0\mathrm{.}60$

$0\mathrm{.}75$

$0\mathrm{.}65$

$0\mathrm{.}70$