Frequencies for first 10,000 rows of rx3v2c2 variable in nhamcsed2009 dataset :

   for rx3, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,501       95.01       95.01
        005 |          7        0.07       95.08
        012 |         12        0.12       95.20
        015 |         23        0.23       95.43
        019 |          1        0.01       95.44
        046 |         42        0.42       95.86
        053 |         43        0.43       96.29
        064 |         10        0.10       96.39
        065 |        139        1.39       97.78
        083 |         18        0.18       97.96
        095 |          1        0.01       97.97
        098 |          3        0.03       98.00
        101 |          1        0.01       98.01
        106 |          5        0.05       98.06
        117 |          9        0.09       98.15
        123 |         39        0.39       98.54
        124 |         11        0.11       98.65
        125 |         11        0.11       98.76
        129 |         83        0.83       99.59
        130 |          1        0.01       99.60
        132 |          5        0.05       99.65
        136 |          1        0.01       99.66
        146 |          3        0.03       99.69
        151 |         10        0.10       99.79
        251 |         19        0.19       99.98
        320 |          1        0.01       99.99
        423 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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