5368.0 International Trade in Goods and Services, AustraliaTABLE 13b. MERCHANDISE IMPORTS, Standard International Trade Classification (3 digit), Customs Value786 Trailers and semi-trailers, other vehicles, not mechanically propelled and specially designed and equipped transport containers ; (unit: $ Millions, series type: Original, data type: Flow, frequency: Month, collection month: 1, since: Jan-1988)
.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 A1828946K : column 227, table 5368013b, 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