You can create an outline of your data and group rows and columns together so that you can collapse and expand the groups with a single click.
Choose Data - Group and Outline.
Hides the details of the grouped row or column that contains the cursor. To hide all of the grouped rows or columns, select the outlined table, and then choose this command.
Shows the details of the grouped row or column that contains the cursor. To show the details of all of the grouped rows or columns, select the outlined table, and then choose this command.
Defines the selected cell range as a group of rows or columns.
Ungroups the selection. In a nested group, the last rows or columns that were added are removed from the group.
If the selected cell range contains formulae or references, Office automatically outlines the selection.
Removes the outline from the selected cell range.