Rolling Count

[vpanchuda]

Total materials to be supplied -100

Target dates, Qty

10-07-2019-  50 nos

12-11-2019-20 nos

05-01-2020-10 nos

15-03-2020-20 nos 

I have the target dates and qty loaded in the script , I want to show a bar graph with target dates in X-axis and accumulated quantity in bar charts, how to create expression for this in the chart in Qlik Sense.

I have the target  dates