Frequencies for first 10,000 rows of uab_other variable in natl2004 dataset :

      Other |
   Abnormal |
 Conditions |
          U |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        904        9.04        9.04
          2 |      7,911       79.11       88.15
          9 |      1,185       11.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 21 Jan 2016