For the 2006-07 income year:
- 13.9 million returns were lodged, an increase of 2.9% from 2005-06
- individual returns represented 84.9% of all returns lodged
- superannuation funds experienced the largest growth in the number of returns lodged, with an increase of 12.6% from 2005-06, and
- the proportion of individuals lodging returns using e-tax increased to 15.8%.