Try Yugoslavia in 1993-1994 and Hungary 1945-46. Talking in the quintillions of percent!
Here's a collection of hyperinflation episodes, just google "hyperinflation" for more.
http://www2.sjsu.edu/faculty/watkins/hyper.htm
Did Carter's stagflation make the list? ROFL
It also meant vastly increasing the amount of coins in circulation. There was a corresponding increase in prices. The emperors usually blamed the price increases on the greed of merchants.
Some things never change.
Also:
When prices rose Diocletian attributed the inflation to the greed of merchants. In 301 AD Diocletian issued an edict declaring fixed prices; i.e., price controls.
Nixon comes to mind, too.