Numbers of Australian residents measured quarterly from March 1971 to March 1994.
The month of the observation.
The number of residents.
Brockwell, P. J. and Davis, R. A. (1996). Introduction to Time Series and Forecasting. New York: Springer-Verlag.
t = octave.dataset.austres plot (datenum (t.date), t.residents); datetick x xlabel ("Month"); ylabel ("Residents"); title ("Australian Residents");