\HeaderA{xquake}{xquake}{xquake}
\keyword{datasets}{xquake}
\begin{Description}\relax
Time series of the number of earthquakes of magnitude >= 3.0 which occurred in Northern California in 1024 weeks, the last week being 29/11 -- 05/12/2000.
\end{Description}
\begin{Usage}
\begin{verbatim}data(xquake)\end{verbatim}
\end{Usage}
\begin{Source}\relax
The series was composed using the data obtained from the Northern California Earthquake Data Center.
\end{Source}

