Frequencies for y2017 variable in cbsatocountycrosswalk dataset :

 Present in |
2017 source |
       file |      Freq.     Percent        Cum.
------------+-----------------------------------
       2017 |      3,272       99.36       99.36
          . |         21        0.64      100.00
------------+-----------------------------------
      Total |      3,293      100.00

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