Frequencies for first 10,000 rows of rx14v1c2 variable in nhamcsed2014 dataset :

  For RX14, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,988       99.88       99.88
        040 |          4        0.04       99.92
        057 |          2        0.02       99.94
        081 |          3        0.03       99.97
        115 |          1        0.01       99.98
        122 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017