Data for offline formats are provided by the Korea Broadcast Advertising Corporation (KOBACO) and are drawn from a media survey. Online data are provided by the Ministry of Science and ICT and include search and display advertising spend, including mobile formats.
In 2019, WARC changed its data supplier for all South Korean adspend data and revised its historical series back to 2014. Consequently, data from 2014 are not comparable to previous years. Data are net of discounts, include agency commission and exclude production costs....