I want to display only the max value of this variable I use max function but it did not work
How you are define the Variable
Can you try this expression in text object first. Then show me whether how it is showing?
You want to display it in a text box object? May be like this
In the chart? Try this
Max(TOTAL Aggr($(TRPPGPRODUITSTR), LIB_AGENCE))
Retrieving data ...