Frequencies for first 10,000 rows of rx6cat2 variable in namcs2009 dataset :

   for rx6, |
multum drug |
category #2 |
 - detailed |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,793       97.93       97.93
        012 |          3        0.03       97.96
        015 |          4        0.04       98.00
        053 |         15        0.15       98.15
        117 |          9        0.09       98.24
        123 |          4        0.04       98.28
        124 |          5        0.05       98.33
        129 |          1        0.01       98.34
        174 |         10        0.10       98.44
        180 |          1        0.01       98.45
        185 |          1        0.01       98.46
        192 |          1        0.01       98.47
        196 |          3        0.03       98.50
        198 |         10        0.10       98.60
        203 |         10        0.10       98.70
        209 |          2        0.02       98.72
        210 |          2        0.02       98.74
        211 |         61        0.61       99.35
        238 |          3        0.03       99.38
        239 |          2        0.02       99.40
        289 |          5        0.05       99.45
        301 |         12        0.12       99.57
        303 |          6        0.06       99.63
        317 |          3        0.03       99.66
        320 |          6        0.06       99.72
        340 |          4        0.04       99.76
        363 |          1        0.01       99.77
        385 |          2        0.02       99.79
        386 |          5        0.05       99.84
        387 |          2        0.02       99.86
        388 |          9        0.09       99.95
        389 |          4        0.04       99.99
        417 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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