Frequencies for first 10,000 rows of rx6v2c2 variable in nhamcsed2008 dataset :

   for rx6, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,900       99.00       99.00
        005 |          3        0.03       99.03
        012 |          1        0.01       99.04
        015 |          3        0.03       99.07
        019 |          1        0.01       99.08
        046 |         12        0.12       99.20
        053 |          5        0.05       99.25
        054 |          2        0.02       99.27
        064 |          3        0.03       99.30
        065 |         24        0.24       99.54
        083 |         11        0.11       99.65
        117 |          2        0.02       99.67
        123 |          7        0.07       99.74
        124 |          2        0.02       99.76
        125 |          1        0.01       99.77
        127 |          1        0.01       99.78
        129 |         14        0.14       99.92
        151 |          2        0.02       99.94
        251 |          2        0.02       99.96
        320 |          3        0.03       99.99
        340 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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