Frequencies for first 10,000 rows of rx5v2c2 variable in nhamcsed2009 dataset :

   for rx5, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,823       98.23       98.23
        005 |          4        0.04       98.27
        012 |          8        0.08       98.35
        015 |          9        0.09       98.44
        046 |         17        0.17       98.61
        053 |          7        0.07       98.68
        054 |          1        0.01       98.69
        064 |          7        0.07       98.76
        065 |         45        0.45       99.21
        083 |          7        0.07       99.28
        101 |          1        0.01       99.29
        117 |          8        0.08       99.37
        123 |         14        0.14       99.51
        124 |          2        0.02       99.53
        125 |          2        0.02       99.55
        129 |         34        0.34       99.89
        151 |          1        0.01       99.90
        251 |          7        0.07       99.97
        340 |          1        0.01       99.98
        417 |          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