Mediaweek's "market profile" of the Washington DC gushes that "talk and sports radio are as big as news" in the DC market. Guess they never took a look at the Arbitrons.
http://www.mediaweek.com/mw/content_display/data-center/market-profile/e3i39b5c49ccd74a21fccea0613f15c059a
http://www.mediaweek.com/mw/content_display/data-center/market-profile/e3i39b5c49ccd74a21fccea0613f15c059a