Grind, Last year Aust imported 500,000 people and exported 300,000 which would gives a trade surplus of 300,000 needing a roof. At an average of 2.5 people under a roof you will probable need 120,000 roofs - in that time Aust completed 190,000 roofs.
As to a few thousand losing mining jobs has flowed on the tens of housands losing their full time jobs.
