60 - 80% would actually be a decrease!
A 2022 S-works Tarmac is about $14,250 USD a 2009 S-works Tarmac was about a $10,500 USD bike. Adjusting for inflation on this site would also show that current S-works price to be a decrease.
https://www.inflationtool.com/us-dol...equency=yearly
$10,500 in 2009 =$14,583.98 in 2022