Frequencies for first 10,000 rows of rx26v1c1 variable in nhamcsed2015 dataset 

  For RX26, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,987       99.87       99.87
        001 |          1        0.01       99.88
        040 |          2        0.02       99.90
        057 |          2        0.02       99.92
        087 |          2        0.02       99.94
        097 |          1        0.01       99.95
        115 |          3        0.03       99.98
        133 |          1        0.01       99.99
        358 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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