Frequencies for first 10,000 rows of rx1v1c2 variable in nhamcsed2010 dataset :

   For RX1, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,530       85.30       85.30
        001 |        166        1.66       86.96
        040 |        193        1.93       88.89
        057 |        281        2.81       91.70
        081 |        149        1.49       93.19
        097 |          7        0.07       93.26
        105 |         19        0.19       93.45
        115 |         12        0.12       93.57
        122 |        586        5.86       99.43
        133 |         29        0.29       99.72
        242 |         27        0.27       99.99
        358 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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