Frequencies for first 10,000 rows of rx8cat2 variable in namcs2007 dataset :

   for rx8, |
multum drug |
category #2 |
 - detailed |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,924       99.24       99.24
        015 |          3        0.03       99.27
        053 |          7        0.07       99.34
        109 |          3        0.03       99.37
        117 |          7        0.07       99.44
        120 |          1        0.01       99.45
        174 |          6        0.06       99.51
        192 |          2        0.02       99.53
        196 |          1        0.01       99.54
        198 |          1        0.01       99.55
        203 |          3        0.03       99.58
        209 |          1        0.01       99.59
        210 |          1        0.01       99.60
        211 |         26        0.26       99.86
        220 |          2        0.02       99.88
        268 |          2        0.02       99.90
        276 |          1        0.01       99.91
        289 |          2        0.02       99.93
        301 |          2        0.02       99.95
        303 |          3        0.03       99.98
        320 |          1        0.01       99.99
        340 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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