Frequencies for first 10,000 rows of rx25v1c1 variable in nhamcsed2015 dataset 

  For RX25, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,986       99.86       99.86
        040 |          1        0.01       99.87
        057 |          4        0.04       99.91
        087 |          1        0.01       99.92
        097 |          1        0.01       99.93
        105 |          1        0.01       99.94
        113 |          1        0.01       99.95
        115 |          2        0.02       99.97
        122 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017