5206.0 Australian National Accounts: National Income, Expenditure and ProductTable 37. Industry Gross Value Added, Chain volume measures, AnnualProfessional, scientific and technical services (M) ;  Computer system design and related services ; (unit: $ Millions, series type: Original, data type: Derived, frequency: Annual, collection month: 6, since: Jun-1995)
.The graph was plotted with gnuplot, and shows both the raw data (black points), and a trend constructed from a weighted cubic spline with a weighting of 1e-22 (red line).
This image is based on Australian Bureau of Statistics data.The underlying data is from series A85231666X : column 43, table 5206037_industry_gross_value_added_annual, available as part of a set with analysis, metadata and explanatory notes, or in the Excel file,  and is licensed under the Creative Commons Attribution 2.5 license (Australia).
Toby Hudson