A SEASON statement can be used with the TIMESERIES procedure to specify options that are related to seasonal analysis of the time-stamped transactional data. Only one SEASON statement is allowed. The options specified affect all variables specified in the VAR statements. Seasonal analysis can be performed only when the length of the seasonal cycle specified by the PROC TIMESERIES statement SEASONALITY= option or implied by the ID statement INTERVAL= option is greater than one.
The following seasonal statistics are available:
number of observations
number of nonmissing observations
number of missing observations
minimum value
maximum value
range value
summation value
mean value
standard deviation
corrected sum of squares
uncorrected sum of squares
median value
If none of the season statistics are specified, the default is as follows:
season n min max mean std;
The following option can be specified in the SEASON statement following the slash (/):