SAS/STAT 9.1 Users Guide, Volumes 1-7
The STACKING option requests the procedure to produce the output data sets using a stacking table structure, which was the default in earlier releases. The new default is to produce a rectangular table structure in the output data sets. The STACKING option affects the Domain, Ratio, Statistics, and StrataInfo tables.
| 9.1 | One-sided confidence limits are now available for descriptive statistics. |