In the period through to 2027, that number is projected to have expanded further still to more than 3.3 million.
Looking at this chart, I still can't work out exactly what Debelle was driving at.
Granted, perhaps things didn't seem quite so rosy in 2009, when he made the observations.
Furthermore, it's a free country and nobody gets to decide whether you work or when you retire, except for you. The government certainly doesn't get to decide for you!