My vacation is over and the O'Reilly vs. Olbermann charts return. The short term chart above is a bit spotty with data since for this comparison I don't chart special shows that are titled something other than "The O'Reilly Factor" or "Countdown with Keith Olbermann" and recently there have been lots of specials.
Long Term Trend of O'Reilly vs. Olbermann TV Ratings:
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Nielsen TV Ratings Data: ©2008 Nielsen Media Research, Inc. All Rights Reserved.