|New municipality|Old municipalities|Seat|
|---|---|---|
|Gortynia|Dimitsana|Dimitsana|
|Gortynia|Vytina|Dimitsana|
|Gortynia|Iraia|Dimitsana|
|Gortynia|Kleitor|Dimitsana|
|Gortynia|Kontovazaina|Dimitsana|
|Gortynia|Langadia|Dimitsana|
|Gortynia|Trikolonoi|Dimitsana|
|Gortynia|Tropaia|Dimitsana|
|Megalopoli|Gortyna|Megalopoli|
|Megalopoli|Falaisia|Megalopoli|
|North Kynouria (Voreia Kynouria)|North Kynouria|Astros|
|South Kynouria (Notia Kynouria)|Leonidio|Leonidio|
|South Kynouria (Notia Kynouria)|Kosmas|Leonidio|
|South Kynouria (Notia Kynouria)|Tyros|Leonidio|
|Tripoli|Valtetsi|Tripoli|
|Tripoli|Korythio|Tripoli|
|Tripoli|Levidi|Tripoli|
|Tripoli|Mantineia|Tripoli|
|Tripoli|Skyritida|Tripoli|
|Tripoli|Tegea|Tripoli|
|Tripoli|Falanthos|Tripoli|

Question: when arcadia was reformed in 2011, how many municipalities were created?
Answer: 5