Frequencies for first 10,000 rows of rx3v2c2 variable in nhamcsopd2008 dataset :

   for rx3, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,542       95.42       95.42
        005 |          4        0.04       95.46
        012 |          6        0.06       95.52
        015 |         24        0.24       95.76
        019 |          4        0.04       95.80
        046 |         66        0.66       96.46
        053 |         12        0.12       96.58
        064 |         31        0.31       96.89
        065 |         43        0.43       97.32
        083 |        110        1.10       98.42
        098 |         17        0.17       98.59
        100 |          1        0.01       98.60
        101 |          8        0.08       98.68
        117 |         10        0.10       98.78
        123 |         40        0.40       99.18
        124 |          3        0.03       99.21
        125 |          5        0.05       99.26
        127 |          6        0.06       99.32
        129 |          4        0.04       99.36
        130 |          1        0.01       99.37
        136 |          4        0.04       99.41
        146 |          4        0.04       99.45
        151 |          4        0.04       99.49
        192 |         10        0.10       99.59
        249 |          1        0.01       99.60
        251 |          3        0.03       99.63
        277 |          1        0.01       99.64
        289 |          6        0.06       99.70
        293 |          2        0.02       99.72
        303 |          2        0.02       99.74
        320 |         14        0.14       99.88
        340 |         10        0.10       99.98
        378 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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