How to identify which Report/Dashboard is not used

[er_anmolmittal]

How to identify the reports which are not being used from past one year.

I have used the Last run from table [report_stats] is that correct ?

[Ct111]

Something similar has been discussed in below 

LINK

where they are talking about identifying reports not used in last 6 months,

you can take this a reference and build your solution for 12 months.

I hope this information helps.