Frequencies for first 10,000 rows of scenario variable in icd10cmtoicd9gem dataset :

   Scenario |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,115       91.15       91.15
          1 |        873        8.73       99.88
          2 |          6        0.06       99.94
          3 |          4        0.04       99.98
          4 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 May 2016