Need a accumulative in pivot table by line

[#1]

I need design a chart with year and month as dimension accumulating sales in last column.

Looks like:

Remember, sum need be only the last column.

How can i do this?

Thks for advice!

[Gysbert_Wassenaar]

On the Presentation tab select the Month dimension enable Show Partial Sums for that dimension.

[jvitantonio]

Please check app attached.

[#4]

Nice!

Now, how can i get this value and compare with sum(sales) from current year?