I have been trying to find an answer without a success from the community. My problem is that I have a list of tickets that have been opened during the past six months. I need a table that shows how many tickets were opened last month per category. My fields are:
Resolution Category Tier 1
Background information: There are plenty of other date based columns in the data as well.
1) With the following expression I managed to get all the tickets per Resolution Category Tier 1.