Frequencies for first 10,000 rows of rx2v2c2 variable in nhamcsed2015 dataset :

   For RX2, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,858       88.58       88.58
        004 |          1        0.01       88.59
        005 |         12        0.12       88.71
        012 |         24        0.24       88.95
        015 |         40        0.40       89.35
        046 |        110        1.10       90.45
        053 |         46        0.46       90.91
        064 |         67        0.67       91.58
        065 |        161        1.61       93.19
        083 |         77        0.77       93.96
        101 |          2        0.02       93.98
        104 |          3        0.03       94.01
        106 |          4        0.04       94.05
        117 |         14        0.14       94.19
        123 |         96        0.96       95.15
        124 |         10        0.10       95.25
        125 |         17        0.17       95.42
        127 |          3        0.03       95.45
        129 |        388        3.88       99.33
        130 |          4        0.04       99.37
        132 |          1        0.01       99.38
        136 |          9        0.09       99.47
        146 |         13        0.13       99.60
        151 |          9        0.09       99.69
        220 |          1        0.01       99.70
        251 |         14        0.14       99.84
        289 |          1        0.01       99.85
        320 |          5        0.05       99.90
        340 |          2        0.02       99.92
        363 |          2        0.02       99.94
        422 |          3        0.03       99.97
        427 |          1        0.01       99.98
        460 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017