Frequencies for first 10,000 rows of othermr variable in natl1997 dataset :

      Other |
    Medical |
       Risk |
    Factors |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,712       17.12       17.12
          2 |      8,279       82.79       99.91
          9 |          9        0.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015