Outline and subtotal data

Open the OutlineData workbook in Excel, and then perform the following tasks:

Outline the data list in cells A$1$:D$25$ to find the subtotal for each year.

Hide the details of rows for the year $2020.$

Create a new group consisting of the rows showing data for June and July $2019.$

Hide the details of the group you just created.

Show the details of all months for the year $2020.$

Remove the subtotal outline from the entire data list.

Save and close the file.