Frequencies for first 10,000 rows of rx8v1c2 variable in nhamcsed2012 dataset :

   For RX8, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,962       99.62       99.62
        001 |          4        0.04       99.66
        040 |          5        0.05       99.71
        057 |          6        0.06       99.77
        081 |          3        0.03       99.80
        105 |          1        0.01       99.81
        115 |          1        0.01       99.82
        122 |         16        0.16       99.98
        242 |          1        0.01       99.99
        358 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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