Frequencies for first 10,000 rows of rx2v1c1 variable in nhamcsed2015 dataset :

   For RX2, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      4,285       42.85       42.85
        001 |        690        6.90       49.75
        020 |          1        0.01       49.76
        040 |        236        2.36       52.12
        057 |      2,546       25.46       77.58
        081 |         41        0.41       77.99
        087 |        280        2.80       80.79
        097 |        236        2.36       83.15
        105 |        147        1.47       84.62
        113 |         25        0.25       84.87
        115 |        549        5.49       90.36
        122 |        352        3.52       93.88
        133 |        230        2.30       96.18
        153 |          2        0.02       96.20
        218 |          5        0.05       96.25
        242 |        130        1.30       97.55
        254 |         62        0.62       98.17
        331 |         50        0.50       98.67
        358 |         74        0.74       99.41
        365 |         55        0.55       99.96
        899 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017