Frequencies for first 10,000 rows of nationalpdp variable in planreport2016 dataset :

   National |
        PDP |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,827       98.27       98.27
          Y |        173        1.73      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org ,