Historical demand for gulab jamun from a sweet stall on Commercial Road is as displayed in the table.

Month

Demand

January

$173$

February

$177$

March

$180$

April

$151$

May

$168$

June

$184$

July

$198$

August

$191$

September

$167$

October

$177$

Develop a forecast for this data using simple exponential smoothing with an alpha of $0\mathrm{.}66.$ Then calculate MAD. You should assume that a January forecast equal to January demand. Carry a single decimal place in each blank. For the calculation of MAD, $|$Error$|$ of January is excluded.