Frequencies for first 10,000 rows of isnoticerequiredforpregnancy variable in plan2014 dataset :

     Notice |
   Required |
        for |
  Pregnancy |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      1,980       19.80       19.80
         No |      4,829       48.29       68.09
        Yes |      3,191       31.91      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 Dec 2017