6291.0.55.003 Labour Force, Australia, Detailed, QuarterlyTable 06. Employed persons by Industry sub-division of main job (ANZSIC) and Sex&gt; Professional, Scientific and Technical Services (Except Computer System Design and Related Services) ;  Employed total ;  Persons ; (unit: 000, series type: Original, data type: Stock, frequency: Quarter, collection month: 2, since: Nov-1984)
.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 A84602373X : column 62, table 6291006, 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