Frequencies for first 10,000 rows of enicon_10 variable in linkco1991us_num dataset :

  Condition |
    code 10 |
   (ICD 9th |
  Revision) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,993       99.93       99.93
       4280 |          1        0.01       99.94
       7651 |          1        0.01       99.95
        769 |          1        0.01       99.96
       7702 |          1        0.01       99.97
       7776 |          1        0.01       99.98
       7834 |          1        0.01       99.99
       9955 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015