Frequencies for first 10,000 rows of rx5v1c1 variable in namcs2011 dataset :

   For RX5, |
 level 1 of |
MULTUM drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,695       76.95       76.95
        001 |         59        0.59       77.54
        020 |         11        0.11       77.65
        040 |        398        3.98       81.63
        057 |        442        4.42       86.05
        081 |         42        0.42       86.47
        087 |        152        1.52       87.99
        097 |        112        1.12       89.11
        105 |         39        0.39       89.50
        113 |         21        0.21       89.71
        115 |        173        1.73       91.44
        122 |        184        1.84       93.28
        133 |         86        0.86       94.14
        153 |          1        0.01       94.15
        218 |         46        0.46       94.61
        242 |        106        1.06       95.67
        254 |        126        1.26       96.93
        358 |        302        3.02       99.95
        365 |          2        0.02       99.97
        899 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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