Note: Nielsen Online’s AdRelevance service uses a proprietary methodology for estimating online advertising expenditures and takes into account only image-based technologies and advertising sold per CPM. Above data does not reflect house advertising activity, strategic partnerships between publishers and advertisers, or text units, paid search, sponsorships, email, units contained within applications (e.g., messengers and pre-rolls) or performance-based advertising.

Here’s How Global Ad Spend is Expected to Shake Out by Medium This Year
Global ad spending is expected to top $1 trillion next year, with 5 media owners alone vacuuming up more than half of that spend.