I have an excel spreadsheet that currently tracks fault reporting in our building. I am looking to do some form of trend analysis ideally to track the faults on the spreadsheet and then display them (by monthly totals so would also need to group them) in a multi line chart.
So for example at the bottom of the chart is date range by month, left column is fault totals, right column is type of fault.
I have attached a basic example of my spreadsheet