Frequencies for first 10,000 rows of rx2v2c2 variable in nhamcsed2013 dataset :

   For RX2, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,990       89.90       89.90
        005 |         13        0.13       90.03
        012 |         35        0.35       90.38
        015 |         53        0.53       90.91
        018 |          1        0.01       90.92
        046 |         90        0.90       91.82
        053 |         32        0.32       92.14
        064 |         57        0.57       92.71
        065 |        158        1.58       94.29
        083 |         57        0.57       94.86
        095 |          2        0.02       94.88
        098 |          1        0.01       94.89
        101 |          3        0.03       94.92
        106 |          1        0.01       94.93
        117 |         16        0.16       95.09
        123 |        127        1.27       96.36
        124 |          8        0.08       96.44
        125 |         16        0.16       96.60
        129 |        295        2.95       99.55
        132 |          1        0.01       99.56
        136 |         16        0.16       99.72
        146 |          3        0.03       99.75
        151 |          9        0.09       99.84
        219 |          1        0.01       99.85
        251 |          9        0.09       99.94
        320 |          3        0.03       99.97
        340 |          1        0.01       99.98
        363 |          1        0.01       99.99
        427 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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