Frequencies for first 10,000 rows of gena2 variable in nhamcsed2002 dataset :

    generic |
  name code |
for adverse |
    drug #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,930       99.30       99.30
      50000 |          8        0.08       99.38
      50090 |         13        0.13       99.51
      50165 |          1        0.01       99.52
      50410 |          1        0.01       99.53
      51310 |         21        0.21       99.74
      51380 |          4        0.04       99.78
      51860 |          1        0.01       99.79
      52730 |          1        0.01       99.80
      53110 |          1        0.01       99.81
      53475 |          2        0.02       99.83
      53760 |          4        0.04       99.87
      54035 |          5        0.05       99.92
      59829 |          1        0.01       99.93
      70052 |          1        0.01       99.94
      92505 |          5        0.05       99.99
      92506 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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