The owner of Yummy Yummy Catering needs to ensure she has enough employees scheduled for the upcoming week to assist with cooking. She needs to forecast the number of clients that will book her services. She has the following historical data:

Week #Clients

$6$ Weeks ago $42$

$5$ Weeks ago $19$

$4$ Weeks ago $37$

$3$ Weeks ago $56$

$2$ Weeks ago $44$

Last Week $31$

What is this week's forecast using a three$-$week simple moving average?