|Year to 31 March||2012||2011||2010||2009||2008|
|Passenger services income||$32m||$29m||$26m||$24m||$22m|
|Infratil cash income||$57m||$27m||$24m||$23m||$19m|
Wellington Airport is rated by Standard & Poor's as a BBB+/Stable/A2 credit reflecting its strong business position. Underlying passenger demand is robust and revenues are diversified across mostly passenger-related revenue streams.