Suppose that the grocery spend of Australian grocery shoppers can be represented by the three customers given in the table below and the Australian grocery market is represented by four brands namely, Coles, Woolworths, Aldi, and IGA.Grocery spend $($$$)$ per monthCustomerColesWoolworthsAldiIGA$150040050002300200100310009502504400200500400$Question $1(20$ points$)$Calculate the penetration share, share of wallet, usage index and market share for Aldi. Evaluate Aldi's market position $($use market share$).(10$ marks$)$What factor$($s$)$ should be improved and how can Aldi improve its market position?