VALUE OF WORK COMMENCED VOLUME TERMS
TREND AND SEASONALLY ADJUSTED ESTIMATES
 | Dec qtr 10 | Sep qtr 10 to Dec qtr 10 | Dec qtr 09 to Dec qtr 10 |
 | $m | % change | % change |
Trend(a) |
|
Value of work commenced | 18 805.9 | -5.5 | -15.0 |
New residential building | 10 021.1 | -4.6 | 3.1 |
Alterations and additions to residential building | 1 677.6 | -0.3 | -0.7 |
Non-residential building | 7 234.3 | -6.1 | -32.5 |
Seasonally Adjusted(a) |
|
Value of work commenced | 18 260.0 | -8.5 | -24.7 |
New residential building | 9 910.2 | -2.7 | -0.8 |
Alterations and additions to residential building | 1 673.6 | 0.2 | -7.6 |
Non-residential building | 6 676.2 | -17.6 | -46.4 |
|
(a) Reference year for chain volume measures is 2008-09. Refer to paragraphs 31-35 of the Explanatory Notes. |
TREND
- The trend estimate of the total value of building work commenced fell 5.5% in the December quarter 2010 to $18,805.9m following a fall of 6.6% last quarter.
- The value of new residential building commenced fell 4.6% following a fall last quarter. The value of new house commencements fell 5.2% and new other residential commencements fell 3.6%. The value of commencements for alterations and additions to residential buildings fell 0.3%.
- The value of non-residential building commenced fell 6.1% to $7,234.3m. See data notes on page 2 of this publication.
Value of Work Commenced in Volume Terms, Trend

SEASONALLY ADJUSTED
- In seasonally adjusted terms, the estimate of the total value of building work commenced in the December quarter fell 8.5% following a fall of 8.6% in September 2010.
- Commencements of new residential buildings fell 2.7% to $9910.2m. New house commencements fell 6.4%, to $6,240.0m, and new other residential building rose 4.3% to $3,670.2m. Alterations and additions rose 0.2% to $1,673.6m. Non-residential work commenced fell 17.6%, to $6,676.2m.