Frequencies for first 10,000 rows of prov2145 variable in pos1999 dataset :

 spec: foot |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,372       93.72       93.72
          N |        361        3.61       97.33
          Y |        267        2.67      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016