Frequencies for first 10,000 rows of othermr variable in natl1990 dataset :

      Other |
    Medical |
       Risk |
    Factors |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        894        8.94        8.94
          2 |      9,058       90.58       99.52
          9 |         48        0.48      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016