Frequencies for first 10,000 rows of drugid15 variable in nhamcsed2014 dataset :

    Drug ID |
   code for |
 medication |
        #15 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,942       99.42       99.42
     a57024 |          1        0.01       99.43
     d00015 |          2        0.02       99.45
     d00044 |          1        0.01       99.46
     d00059 |          2        0.02       99.48
     d00070 |          1        0.01       99.49
     d00091 |          1        0.01       99.50
     d00125 |          1        0.01       99.51
     d00134 |          3        0.03       99.54
     d00148 |          1        0.01       99.55
     d00149 |          1        0.01       99.56
     d00181 |          1        0.01       99.57
     d00206 |          1        0.01       99.58
     d00252 |          2        0.02       99.60
     d00255 |          1        0.01       99.61
     d00262 |          1        0.01       99.62
     d00298 |          1        0.01       99.63
     d00373 |          1        0.01       99.64
     d00689 |          1        0.01       99.65
     d00700 |          1        0.01       99.66
     d00728 |          1        0.01       99.67
     d00732 |          2        0.02       99.69
     d00746 |          1        0.01       99.70
     d00749 |          1        0.01       99.71
     d00867 |          2        0.02       99.73
     d00910 |          1        0.01       99.74
     d00933 |          1        0.01       99.75
     d01013 |          1        0.01       99.76
     d01014 |          1        0.01       99.77
     d01015 |          1        0.01       99.78
     d03128 |          1        0.01       99.79
     d03129 |          2        0.02       99.81
     d03130 |          3        0.03       99.84
     d03140 |          1        0.01       99.85
     d03180 |          1        0.01       99.86
     d03195 |          1        0.01       99.87
     d03205 |          1        0.01       99.88
     d03428 |          1        0.01       99.89
     d03641 |          1        0.01       99.90
     d03644 |          1        0.01       99.91
     d03766 |          1        0.01       99.92
     d03826 |          1        0.01       99.93
     d03833 |          1        0.01       99.94
     d04105 |          1        0.01       99.95
     d04220 |          1        0.01       99.96
     d04284 |          1        0.01       99.97
     d04514 |          1        0.01       99.98
     d05294 |          1        0.01       99.99
     n09033 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017