Jim's correct.

Yeah, city folk drivin' in a black limousine,
A lotta sad people thinkin' that's mighty keen.
Well, son let me tell you now exactly what I mean:
Thank God I'm a country boy!

Straight out of the songbook, "An Evening With John Denver" copyright 1975.

(I believe my copy of the songbook is courtesy of a Mudcat auction, after the fire. Thanks!)