Frequencies for first 10,000 rows of rx6v1c2 variable in nhamcsed2010 dataset :

   For RX6, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,879       98.79       98.79
        001 |         15        0.15       98.94
        040 |         19        0.19       99.13
        057 |         40        0.40       99.53
        081 |          8        0.08       99.61
        087 |          1        0.01       99.62
        097 |          3        0.03       99.65
        105 |          2        0.02       99.67
        115 |          5        0.05       99.72
        122 |         26        0.26       99.98
        242 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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