Frequencies for first 10,000 rows of rx1v1c1 variable in nhamcsed2010 dataset :

   For RX1, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,140       21.40       21.40
        001 |      1,221       12.21       33.61
        020 |          4        0.04       33.65
        028 |          1        0.01       33.66
        040 |        282        2.82       36.48
        057 |      4,140       41.40       77.88
        081 |         32        0.32       78.20
        087 |        299        2.99       81.19
        097 |        167        1.67       82.86
        105 |        154        1.54       84.40
        113 |         16        0.16       84.56
        115 |        499        4.99       89.55
        122 |        413        4.13       93.68
        133 |        269        2.69       96.37
        218 |          1        0.01       96.38
        242 |         73        0.73       97.11
        254 |        134        1.34       98.45
        331 |         25        0.25       98.70
        358 |         77        0.77       99.47
        365 |         48        0.48       99.95
        899 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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