Frequencies for first 10,000 rows of drg6ing2 variable in nhamcsopd1995 dataset :

 ingredient |
code #2 for |
 medication |
         #6 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,975       99.75       99.75
      50410 |          1        0.01       99.76
      51340 |          3        0.03       99.79
      52355 |          1        0.01       99.80
      52645 |          1        0.01       99.81
      52650 |          2        0.02       99.83
      53175 |          4        0.04       99.87
      53780 |          1        0.01       99.88
      53905 |          1        0.01       99.89
      54094 |          2        0.02       99.91
      54890 |          1        0.01       99.92
      54990 |          1        0.01       99.93
      55925 |          2        0.02       99.95
      55997 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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