Frequencies for first 10,000 rows of drg5ing1 variable in nhamcsed1995 dataset :

 ingredient |
code #1 for |
    drug #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,967       99.67       99.67
      50005 |         13        0.13       99.80
      50145 |          4        0.04       99.84
      50275 |          1        0.01       99.85
      50325 |          1        0.01       99.86
      50410 |          1        0.01       99.87
      50420 |          1        0.01       99.88
      51340 |          1        0.01       99.89
      51670 |          1        0.01       99.90
      51910 |          1        0.01       99.91
      52990 |          1        0.01       99.92
      53780 |          4        0.04       99.96
      55555 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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