How to automatically insert a blank row after a group of data

Question

I have created a sample table below that is similar-enough to my table in excel that it should serve to illustrate the question. I want to simply add a row after each distin

Answer 1

Select your array, including column labels, DATA > Outline -Subtotal, At each change in: column1, Use function: Count, Add subtotal to: column3, check Replace current subtotals and Summary below data, OK.

Filter and select for Column1, Text Filters, Contains..., Count, OK. Select all visible apart from the labels and delete contents. Remove filter and, if desired, ungroup rows.