Automatic aggregation

Dear All DHIS2,
I have one problem suggest to help.

Currently, i use DHIS2 V2.20 for small program, I didn’t upgrade yet.

I use tracker Capture to input value and do aggregate with formula automatic to each Data Elements in Data Entry Form every 3months (Quarterly).

so next quarter, I input tracker Capture, but i need to update some status of attributes, So Does the value in previous Quarter can affect or not? and if affact, the DHIS2 latest version has prevent this function or not yet?

thank you

channara