Hello,
I have a table that have Fiscal Year and Fiscal Quarter and number of customer that made purchase.
For each year and quarter and need to add a cloumn that brings total number of clients from last year. See example below.
What formula should I use? I tried Above and Rangesum but did not get desired reuslt.
Can anyone help?
![cumulative by year and quarter.PNG cumulative by year and quarter.PNG](https://community.qlik.com/t5/image/serverpage/image-id/48541i17EBDE941038C325/image-size/large?v=v2&px=999)
D.L