@subsubheading Description

Quarterly UK gas consumption from 1960Q1 to 1986Q4, in millions of therms.

@subsubheading Format

@table @code
@item date
Quarter of the observation
@item gas
Gas consumption (MM therms).
@end table

@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 Examples

@example
@INCLUDE_DATASET_EXAMPLE_SCRIPT{UKgas_1.m}
@end example
