Frequencies for urpsa variable in impact1999 dataset :

Post-Reclas |
 sification |
Urban/Rural |
   Location |      Freq.     Percent        Cum.
------------+-----------------------------------
     LURBAN |      1,736       34.24       34.24
     OURBAN |      1,200       23.67       57.91
      RURAL |      2,134       42.09      100.00
------------+-----------------------------------
      Total |      5,070      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016