Frequencies for first 10,000 rows of rx14v1c2 variable in namcs2014 dataset :

  For RX14, |
 level 1 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,953       99.53       99.53
        001 |          3        0.03       99.56
        040 |         11        0.11       99.67
        057 |          4        0.04       99.71
        081 |         14        0.14       99.85
        105 |          3        0.03       99.88
        115 |          4        0.04       99.92
        122 |          2        0.02       99.94
        133 |          1        0.01       99.95
        218 |          3        0.03       99.98
        242 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017