Thread:Project:Support desk/MW1.16.1 Data Migration to MW 1.22 - How to Migrate?

I am using mediawiki will following version of application. MediaWiki[1.16.1] PHP	[5.2.17] MySQL	[5.0.77]

I want to install latest version of mediawiki 1.22 in my new linux machine. How can I migrate the existing data being used in MW 1.16.1 to MW 1.22