Frequencies for y2013 variable in cbsatocountycrosswalk dataset :

 Present in |
2013 source |
       file |      Freq.     Percent        Cum.
------------+-----------------------------------
       2013 |      3,273       99.39       99.39
          . |         20        0.61      100.00
------------+-----------------------------------
      Total |      3,293      100.00

by Jean Roth , jroth@nber.org , 20 Dec 2016