VALUE OF WORK COMMENCED VOLUME TERMS
TREND AND SEASONALLY ADJUSTED ESTIMATES
 | Dec qtr 06 | Sep qtr 06 to Dec qtr 06 | Dec qtr 05 to Dec qtr 06 |  |
 | $m | % change | % change |  |
Trend(a) |  |
|  |
Value of work commenced | 15 672.2 | 0.6 | 8.1 |  |
New residential building | 7 816.7 | -0.5 | 2.4 |  |
Alterations and additions to residential building | 1 550.4 | 1.3 | 10.5 |  |
Non-residential building | 6 234.4 | 0.7 | 14.1 |  |
Seasonally Adjusted(a) |  |
|  |
Value of work commenced | 15 301.0 | -2.3 | 7.7 |  |
New residential building | 7 892.6 | 1.8 | 10.8 |  |
Alterations and additions to residential building | 1 515.6 | -4.8 | 7.2 |  |
Non-residential building | 5 892.8 | -6.6 | 3.8 |  |
|  |
(a) Chain volume measures, reference year 2004-05. |
TREND
- The December quarter 2006 trend estimate of the total value of building work commenced rose 0.6% from the September quarter estimate.
- The value of new residential building commenced fell 0.5% in the December quarter 2006. New house commencements rose 1.8% while new other residential commencements fell 5.2%. The value of commencements for alterations and additions to residential buildings rose 1.3%. The value of non-residential building rose by 0.7%.
Value of Work Commenced in Volume Terms, Trend

SEASONALLY ADJUSTED
- In seasonally adjusted terms, the total value of building work commenced fell 2.3% in the December quarter 2006, to $15,301.0m.
- Commencements of new residential buildings rose 1.8%, to $7,892.6m. New house commencements rose 1.0%, to $5,587.0m, while new other residential building rose 3.7%, to $2,305.6m. Alterations and additions fell 4.8%, to $1,515.6m. Non-residential work commenced fell 6.6%, to $5892.8.