Frequencies for first 10,000 rows of rx3v2c2 variable in nhamcsopd2009 dataset :

   for rx3, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,550       95.50       95.50
        005 |         13        0.13       95.63
        012 |         11        0.11       95.74
        015 |         14        0.14       95.88
        019 |          7        0.07       95.95
        046 |         55        0.55       96.50
        053 |          1        0.01       96.51
        064 |         33        0.33       96.84
        065 |         40        0.40       97.24
        066 |          3        0.03       97.27
        083 |        100        1.00       98.27
        098 |         10        0.10       98.37
        101 |         15        0.15       98.52
        117 |         11        0.11       98.63
        120 |          2        0.02       98.65
        123 |         22        0.22       98.87
        124 |         13        0.13       99.00
        125 |          3        0.03       99.03
        127 |          4        0.04       99.07
        129 |          4        0.04       99.11
        130 |          3        0.03       99.14
        132 |          2        0.02       99.16
        136 |          9        0.09       99.25
        146 |          5        0.05       99.30
        151 |          3        0.03       99.33
        192 |          9        0.09       99.42
        251 |          2        0.02       99.44
        253 |          3        0.03       99.47
        257 |          2        0.02       99.49
        277 |          1        0.01       99.50
        289 |          7        0.07       99.57
        303 |          4        0.04       99.61
        320 |         13        0.13       99.74
        332 |          7        0.07       99.81
        340 |          6        0.06       99.87
        363 |          1        0.01       99.88
        377 |          1        0.01       99.89
        378 |          2        0.02       99.91
        417 |          3        0.03       99.94
        423 |          3        0.03       99.97
        427 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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