@subsubheading Description

A time series of the numbers of users connected to the Internet through
a server every minute.

@subsubheading Format

A time series of length 100.

@subsubheading Source

Durbin, J. and Koopman, S. J. (2001). @cite{Time Series Analysis by State
Space Methods}. Oxford: Oxford University Press. @url{http://www.ssfpack.com/dkbook/}

@subsubheading References

Makridakis, S., Wheelwright, S. C. and Hyndman, R. J. (1998). @cite{Forecasting:
Methods and Applications}. New York: Wiley.

@subsubheading Examples

@example
@INCLUDE_DATASET_EXAMPLE_SCRIPT{BJsales_1.m}
@end example
