Frequencies for first 10,000 rows of rx12v1c1 variable in nhamcsed2012 dataset :

  For RX12, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,986       99.86       99.86
        040 |          1        0.01       99.87
        057 |          2        0.02       99.89
        081 |          2        0.02       99.91
        115 |          3        0.03       99.94
        122 |          2        0.02       99.96
        242 |          1        0.01       99.97
        358 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016