Frequencies for first 10,000 rows of dmeth_rec variable in natlterr2007 dataset :

   Delivery |
     Method |
 Recode U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,541       55.41       55.41
          2 |      3,002       30.02       85.43
          9 |      1,457       14.57      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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