cumulative bar chart help in the attached app

[mahitham]

Hi Experts,

Can any one please help me to build the below cumulative bar chart(like in second chart)

Original chart has the data like below in first chart.

Requirement: 

I have to build a cumulative bar chart with May to Jan sorting and need to show the highest value on May like second chart.

Please help me on this. I have tried the default accumulation but getting May with low value.

Please find the below attached application and source file.

Thanks in advance.

[mahitham]

Hi @tresB 

Could you please help me to build the cumulative bar chart with reverse sorting like May to Jan and May had to get highest number I. E cumulative need to start from Jan to May but sorting has to be from May to Jan.