here is the code:
dt << Tabulate(
Show Control Panel( 0 ),
Add Table(
Column Table(
Analysis Columns( :Value ),
Statistics( Quantiles( 90 ), Quantiles( 75 ), Quantiles( 25 ) )
),
Row Table( Grouping Columns( :BOX ) ),
Row Table( Grouping Columns( :Site ) ),
Row Table( Grouping Columns( :Group ) )
)
);
Thuong Le