These spreadsheets contain revised data for some of the chain volume measures series released in Construction Work Done, Australia, Preliminary, cat. no. 8755.0. This data is sourced from, and more comprehensive results are available in Building Activity, Australia (cat. no. 8752.0) and Engineering Construction Activity, Australia (cat. no. 8762.0). The notes below relate to these two publications.
BUILDING ACTIVITY, AUSTRALIA, September QTR 2012 (cat. no. 8752.0)
DATA NOTE
Wholesale revisions have been applied to the Value of Building Work Under Construction series as a result of fixing a minor aggregation error. The revisions span the period December 2003 to March 2012 and result in a decrease of approximately 1.0% at the national level.
Several time series spreadsheets for the September quarter 2012 contain 'np' (not available for publication) annotations. This is due to confidential data being contained in these series.
The seasonally adjusted and trend values of Residential Building Work Commenced for the March, June and September 2012 quarters should be interpreted with caution and will be reanalysed for future publications. For more information about seasonal adjustment and trend estimates please refer to paragraphs 22 and 28 of the Explanatory Notes respectively.
The trend estimates should be interpreted with caution as the underlying behaviour of building activity may be affected by Government stimulus packages as well as other developments associated with global economic conditions. For more details on trend estimates, please see paragraphs 28 to 30 of the explanatory notes.
ENGINEERING CONSTRUCTION ACTIVITY, AUSTRALIA, September QTR 2012 (cat. no. 8762.0)
DATA NOTE
Several time series spreadsheets for the September 2012 and June 2012 quarters contain 'np' (not available for publication) annotations. This is due to confidential data being contained in these series.
Trend estimates should be used with caution due to the volatility caused by large engineering projects. For more details on trend estimates, please see paragraphs 22 to 24 of the explanatory notes.
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