Frequencies for first 10,000 rows of drg5ing2 variable in nhamcsed1995 dataset :

 ingredient |
code #2 for |
    drug #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,971       99.71       99.71
      50530 |          1        0.01       99.72
      50728 |          1        0.01       99.73
      51340 |          4        0.04       99.77
      52490 |          2        0.02       99.79
      52650 |          4        0.04       99.83
      52720 |          1        0.01       99.84
      53175 |          4        0.04       99.88
      54094 |          1        0.01       99.89
      54890 |          4        0.04       99.93
      55521 |          1        0.01       99.94
      55710 |          1        0.01       99.95
      55997 |          4        0.04       99.99
      56710 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016