可能你的数据不适合聚类吧……

 cluster dendrogram [clname] [if] [in] [, options ]

    options                  description    -------------------------------------------------------------------------    Main      quick                  do not center parent branches      labels(varname)        name of variable containing leaf labels      cutnumber(#)           display top # branches only      cutvalue(#)            display branches above # (dis)similarity measure                               only      showcount              display number of observations for each branch      countprefix(string)    prefix the branch count with string; default is                               ``n=''      countsuffix(string)    suffix the branch count with string; default is                               empty string      countinline            put branch count inline with branch label      vertical               orient dendrogram vertically (default)      horizontal             orient dendrogram horizontally