Since I'm interested in this topic, I keep a list of references.
Though the reputation range of best nodes of the year has been pretty stable for the past few years, I see that today the entry level for node reputation to make it on best nodes of the year has reached a new all time low of 50. Prior to 2008 you needed 100+ rep to make it to best nodes of the year! Sadly, we haven't seen a 100+ node rep since 2011. Anyone know the identity of the last centurion node?
Update:
As for the identity of the last centurion node, that is problematic for me because The Wayback Machine no longer keeps Perl Monks best nodes of the year pages it seems (due to robots.txt), plus you can't super search by node rep. I have probably missed some, but by crudely eyeballing all meditations, this might be the most recent centurion node: