Frequencies for first 10,000 rows of rx5v1c1 variable in nhamcsed2013 dataset :

   For RX5, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,795       87.95       87.95
        001 |        148        1.48       89.43
        020 |          1        0.01       89.44
        040 |         66        0.66       90.10
        057 |        482        4.82       94.92
        081 |         15        0.15       95.07
        087 |        100        1.00       96.07
        097 |         51        0.51       96.58
        105 |         27        0.27       96.85
        113 |          4        0.04       96.89
        115 |        126        1.26       98.15
        122 |         68        0.68       98.83
        133 |         27        0.27       99.10
        218 |          2        0.02       99.12
        242 |         28        0.28       99.40
        254 |          8        0.08       99.48
        331 |         16        0.16       99.64
        358 |         29        0.29       99.93
        365 |          7        0.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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