According to ZenithOptimedia, here is a projected of Global Ad Spend.
Contribution to global growth in ad spend by medium 2014-2017
Medium | US$ million |
Mobile internet | 47,539 |
Television | 17,641 |
Desktop internet | 14,097 |
Outdoor | 3,610 |
Radio | 2,048 |
Cinema | 341 |
Magazines | - 2,677 |
Newspapers | - 6,187 |