Frequencies for first 10,000 rows of rx8v2c2 variable in nhamcsopd2008 dataset :

   for rx8, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,899       98.99       98.99
        015 |          3        0.03       99.02
        019 |          4        0.04       99.06
        046 |         14        0.14       99.20
        053 |          5        0.05       99.25
        064 |          4        0.04       99.29
        065 |          7        0.07       99.36
        083 |         24        0.24       99.60
        098 |          3        0.03       99.63
        100 |          1        0.01       99.64
        101 |          1        0.01       99.65
        117 |          3        0.03       99.68
        123 |          3        0.03       99.71
        124 |          4        0.04       99.75
        125 |          2        0.02       99.77
        136 |          1        0.01       99.78
        146 |          1        0.01       99.79
        192 |          1        0.01       99.80
        251 |          1        0.01       99.81
        257 |          2        0.02       99.83
        289 |          2        0.02       99.85
        303 |          5        0.05       99.90
        320 |          3        0.03       99.93
        340 |          5        0.05       99.98
        363 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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