Frequencies for first 10,000 rows of rx6v1c2 variable in nhamcsed2012 dataset :

   For RX6, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,881       98.81       98.81
        001 |          8        0.08       98.89
        040 |         17        0.17       99.06
        057 |         22        0.22       99.28
        081 |         10        0.10       99.38
        087 |          2        0.02       99.40
        105 |          3        0.03       99.43
        113 |          1        0.01       99.44
        115 |          8        0.08       99.52
        122 |         44        0.44       99.96
        133 |          1        0.01       99.97
        242 |          2        0.02       99.99
        358 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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