Frequencies for first 10,000 rows of rx9v1c1 variable in namcs2014 dataset :

   For RX9, |
 level 1 of |
MULTUM drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,800       88.00       88.00
        001 |         27        0.27       88.27
        020 |          7        0.07       88.34
        028 |          1        0.01       88.35
        040 |        189        1.89       90.24
        057 |        210        2.10       92.34
        081 |         38        0.38       92.72
        087 |        104        1.04       93.76
        097 |         51        0.51       94.27
        105 |         19        0.19       94.46
        113 |          6        0.06       94.52
        115 |        166        1.66       96.18
        122 |         68        0.68       96.86
        133 |         62        0.62       97.48
        218 |         56        0.56       98.04
        242 |         38        0.38       98.42
        254 |         15        0.15       98.57
        358 |        142        1.42       99.99
        365 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017