Frequencies for first 10,000 rows of drg7ing1 variable in nhamcsed2003 dataset :

  ingredient code #1 for medication |
                                 #7 |      Freq.     Percent        Cum.
------------------------------------+-----------------------------------
                      acetaminophen |         18        0.18        0.18
                 aluminum hydroxide |          2        0.02        0.20
                        amoxicillin |          1        0.01        0.21
                            aspirin |          1        0.01        0.22
           benazepril hydrochloride |          1        0.01        0.23
                     ergocalciferol |          1        0.01        0.24
                          estrogens |          1        0.01        0.25
             fluticasone propionate |          1        0.01        0.26
              multivitamins general |          1        0.01        0.27
                      multivitamins |          1        0.01        0.28
                        niacinamide |          2        0.02        0.30
                         pyridoxine |          1        0.01        0.31
                   sulfamethoxazole |          1        0.01        0.32
                          vitamin e |          1        0.01        0.33
                         zidovudine |          1        0.01        0.34
                polymyxin b sulfate |          1        0.01        0.35
                                  . |      9,965       99.65      100.00
------------------------------------+-----------------------------------
                              Total |     10,000      100.00

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