Frequencies for first 10,000 rows of rx3v1c2 variable in nhamcsed2011 dataset :

   For RX3, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,530       95.30       95.30
        001 |         46        0.46       95.76
        040 |         78        0.78       96.54
        057 |        117        1.17       97.71
        081 |         30        0.30       98.01
        097 |          2        0.02       98.03
        105 |          7        0.07       98.10
        115 |          7        0.07       98.17
        122 |        158        1.58       99.75
        133 |          7        0.07       99.82
        218 |          1        0.01       99.83
        242 |         12        0.12       99.95
        254 |          2        0.02       99.97
        358 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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