last 3 year in list box

[prma7799]

Hi All,

I want to show only last three years in list box.

e.g.

2015-2016

2014-2015

2013-2014

Thanks

[tresB · Accepted solution]

Tyr like:

=Aggr(If(Rank(SubField(Year,'-',1))<=3, Year),Year)

PFA