INDUSTRY VALUE ADDED
In 2006-07, industry value added (IVA) increased by $12.9b (22%) to $71.8b. Oil and gas extraction was the largest source of the increase, its IVA rising by $2.8b (14%). The only mining industry shown in which IVA decreased was Coal mining (down 1% to $16.4b).
Contributing 31% (or $22.4b) in 2006-07, Oil and gas extraction continues to be the most significant source of IVA in Mining.
In terms of IVA components, the main source of the increase in IVA for Total mining was the $16.6b (17%) increase in sales and service income mentioned above. In contrast total expenses increased by $8.2b (11%). Purchases of goods and materials rose by $1.4b (11%). The increase in total expenses reflected principally increases of $1.6b (13%) in the Oil and gas extraction industry.