Frequencies for first 10,000 rows of rx29v1c1 variable in namcs2015 dataset :

  For RX29, |
 level 1 of |
MULTUM drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,993       99.93       99.93
        081 |          1        0.01       99.94
        087 |          1        0.01       99.95
        105 |          1        0.01       99.96
        115 |          1        0.01       99.97
        122 |          1        0.01       99.98
        242 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017