Frequencies for first 10,000 rows of rx1v1c1 variable in nhamcsed2011 dataset :

   For RX1, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,130       21.30       21.30
        001 |      1,291       12.91       34.21
        020 |         13        0.13       34.34
        028 |          4        0.04       34.38
        040 |        270        2.70       37.08
        057 |      4,042       40.42       77.50
        081 |         64        0.64       78.14
        087 |        307        3.07       81.21
        097 |        240        2.40       83.61
        105 |        162        1.62       85.23
        113 |         12        0.12       85.35
        115 |        398        3.98       89.33
        122 |        375        3.75       93.08
        133 |        278        2.78       95.86
        218 |          2        0.02       95.88
        242 |        143        1.43       97.31
        254 |        154        1.54       98.85
        331 |         21        0.21       99.06
        358 |         62        0.62       99.68
        365 |         29        0.29       99.97
        899 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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