Frequencies for first 10,000 rows of rx3v1c1 variable in namcs2008 dataset :

   for rx3, |
 level 1 of |
multum drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,020       60.20       60.20
        001 |        185        1.85       62.05
        020 |         18        0.18       62.23
        028 |          3        0.03       62.26
        040 |        689        6.89       69.15
        057 |        718        7.18       76.33
        081 |         46        0.46       76.79
        087 |        223        2.23       79.02
        097 |        206        2.06       81.08
        105 |        100        1.00       82.08
        115 |        199        1.99       84.07
        122 |        433        4.33       88.40
        133 |        217        2.17       90.57
        218 |         44        0.44       91.01
        242 |        187        1.87       92.88
        254 |        324        3.24       96.12
        358 |        384        3.84       99.96
        365 |          1        0.01       99.97
        899 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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