Frequencies for first 10,000 rows of rx2v1c1 variable in nhamcsed2014 dataset :

   For RX2, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      4,567       45.67       45.67
        001 |        664        6.64       52.31
        020 |          2        0.02       52.33
        028 |          3        0.03       52.36
        040 |        215        2.15       54.51
        057 |      2,494       24.94       79.45
        081 |         35        0.35       79.80
        087 |        320        3.20       83.00
        097 |        178        1.78       84.78
        105 |        122        1.22       86.00
        113 |         23        0.23       86.23
        115 |        506        5.06       91.29
        122 |        353        3.53       94.82
        133 |        229        2.29       97.11
        153 |          2        0.02       97.13
        218 |          2        0.02       97.15
        242 |         80        0.80       97.95
        254 |         76        0.76       98.71
        331 |         42        0.42       99.13
        358 |         62        0.62       99.75
        365 |         22        0.22       99.97
        899 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017