what is the population of the Brisbane, Australia area?

Im curious of the total population of area not just the city limits of Brisbane
what is the population of the Brisbane, Australia area?
Ah, but just what encompasses Brissie? It's now a little like LA, does it end in Caboolture? Does it extend right to Noosa? Does it stretch to as far the border of NSW? I think it's now one of the world's biggest satellite cities, or at least getting that way!
what is the population of the Brisbane, Australia area?
http://www.grandpapencil.com/austral/brisbane.htm
http://www.grandpapencil.com/austral/brisbane.htm
when i looked it up, the answer said that the brisbane area, not city, had a population of about 1.8 million people.
As of June 2004:

Brisbane (city) - 957,010
Brisbane (urban) - 1.8 million