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DECEMBER KEY FIGURES

		Dec qtr 08	Sep qtr 08 to Dec qtr 08	Dec qtr 07 to Dec qtr 08
		$m	% change	% change
TREND ESTIMATES(a)
Value of work done
	For the private sector	11 063.8	6.3	23.0
	For the public sector(b)	6 283.6	3.6	21.4
	Total engineering construction	17 361.5	5.4	22.6
SEASONALLY ADJUSTED ESTIMATES(a)
Value of work done
	For the private sector	11 221.3	6.7	27.8
	For the public sector(b)	6 369.7	2.4	24.3
	Total engineering construction	17 591.0	5.1	26.5
(a) Chain volume measures, reference year 2006-07.
(b) Includes work done by the private sector for the public sector and work done by the public sector.

Value of work done, Chain volume measures

Value of work done, Chain volume measures - Trend estimates

• The trend estimate for the value of total engineering construction work done rose by 5.4% in the December 2008 quarter.
• The seasonally adjusted estimate for the value of total engineering construction work done rose 5.1%, to $17,591.0m, in the December quarter.

• The trend estimate for the value of work done for the private sector rose by 6.3% in the December quarter.
• The seasonally adjusted estimate for the value of work done for the private sector rose 6.7% in the December quarter to $11,221.3m.

• The trend estimate for the value of work done for the public sector rose by 3.6% in the December quarter.
• The seasonally adjusted estimate for the value of work done for the public sector increased by 2.4%, to $6,369.7m, in the December quarter.

• The value of work commenced in the December quarter was $18,727.0m, a fall of 17.5% from the September 2008 quarter.

• The September quarter work done estimates have been revised upwards by $221.4m. These revisions occurred predominantly in 'Oil, gas, coal and other minerals' in Queensland and 'Electricity Generation and transmission' in Western Australia.