restrict year & month in total function ?

[#1]

Expr:

=sum(RollingAvg)/sum(TOTAL{<ABPM_DM_MarketProductGroups>} RollingAvg)

If I am Selecting Year & Month then I am getting accurate result..

But  I want to see all the Months of Data at a time in the chart then I am getting Incorrect result..

[MK_QSL]

please load sample data or apps.