Frequencies for first 10,000 rows of rx1v1c2 variable in nhamcsed2012 dataset :

   For RX1, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,517       85.17       85.17
        001 |        164        1.64       86.81
        040 |        170        1.70       88.51
        057 |        190        1.90       90.41
        081 |        149        1.49       91.90
        087 |          1        0.01       91.91
        097 |          4        0.04       91.95
        105 |          5        0.05       92.00
        115 |         14        0.14       92.14
        122 |        740        7.40       99.54
        133 |         30        0.30       99.84
        218 |          2        0.02       99.86
        242 |          9        0.09       99.95
        358 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016