Weekly sales of 314 costume jewelry items over the period week 5, 1998 to week 24, 2000.
Source
Hyndman, R.J., Koehler, A.B., Ord, J.K., and Snyder, R.D., (2008) Forecasting with exponential smoothing: the state space approach, Springer.
Examples
plot(jewelry[,1:10],main="Weekly sales of costume jewelry items",xlab="Year")