Frequencies for first 10,000 rows of urf_diab variable in linkpe2009psden dataset :

   Diabetes |
        U;R |
(f_urf_diab |
   etes rep |
      flag) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        359        3.59        3.59
          2 |      9,598       95.98       99.57
          9 |         43        0.43      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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