4. Peterbu farm shares come in three different sizes: small, large, and regular (for those shares without different size options). Marcello wants to visually display how the sales of different share sizes have changed over time. Go to the 2018-2021 Share Size Chart worksheet. Remove the Average Share Cost series from the Pivotchart, 4. Peterbu farm shares come in three different sizes: small, large, and regular (for those shares without different size options). Marcello wants to visually display how the sales of different share sizes have changed over time. Go to the 2018-2021 Share Size Chart worksheet. Remove the Average Share Cost series from the Pivotchart