Which political party has spent the most on radio advertising since the election was called?

Latest figures from AirCheck™ show that halfway through the 2013 Election Campaign the ALP is the top advertiser on radio.

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‘Did You Know’ is based on commercial and song airplay data from radio and television stations in Sydney, Melbourne, Brisbane, Gold Coast, Adelaide, Perth, Central Coast, Newcastle & Geelong. Click here for a detailed list of stations monitored.