*
* Example 3/4/1 from pp 107-108
*
open data hsales.dat
calendar(m) 1973
data(format=free,org=columns) 1973:1 1995:11 hsales
*
@classicaldecomp(factors=indices,irreg=irreg) hsales
graph(footer="Detrended housing sales")
# irreg
graph(footer="Seasonal Indices")
# indices 1 12