Frequencies for first 10,000 rows of mpcb_rec6 variable in linkpe2009psden dataset :

      Month |
   Prenatal |
 Care Began |
 Recode 6 U |
  (f_mpcb_u |
  rep flag) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,542       15.42       15.42
          2 |        627        6.27       21.69
          3 |        790        7.90       29.59
          4 |        205        2.05       31.64
          5 |        198        1.98       33.62
          6 |         60        0.60       34.22
          . |      6,578       65.78      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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