GROUPING Keyword (MULTIPLE CORRESPONDENCE command)

NCAT. Recode into ncat categories. When NCAT is not specified, the number of categories is set to seven (or the number of distinct values of the variable if this number is less than seven).

EQINTV. Recode intervals of equal size into categories. The interval size must be specified (there is no default value). The resulting number of categories depends on the interval size.