Backup - Archive PY cells

Rather than functioning towards excel for the previous year / excluded year data to save for future. There must be a process which will archive the data as soon as year got changed in TIME settings (with the warning popup) within given model and ready to refer as and when require.

[Benefit]: Get rid of multiple models through Copy & Archive process (potentially once in FY) and remove dependency on Excel / any other 3rd party tool to store history.