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    ods listing close;
    ods results off;
    ods output summary=loan.num_var_miss;
    ods output summary=loan.char_var_miss;
    proc means data=loan.credit_1 n nmiss mean std min max;
    var &m1_num_var_bk1.;
    run;
    proc freq data=loan.credit_1 ;
    table &m2_char_var_bk1./missing;
    run;
    ods output close;
    ods results on;
    ods listing;

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