Frequencies for first 10,000 rows of clmn_num variable in hclinic_nmrc222_92_20

   clmn_num |      Freq.     Percent        Cum.
------------+-----------------------------------
       0100 |      2,003       20.03       20.03
       0200 |      1,980       19.80       39.83
       0201 |          3        0.03       39.86
       0202 |          3        0.03       39.89
       0300 |      1,922       19.22       59.11
       0400 |        857        8.57       67.68
       0500 |      1,355       13.55       81.23
       0600 |        531        5.31       86.54
       0700 |      1,346       13.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018