Online Ad Spend 9% Of All Ad Spend By 2011

ClickZ reports on a JupiterResearch report that online advertising spend is projected to snag up nine percent of the total advertising pie by 2011. They estimate that $25.9 billion in revenues will be spent on online ads by 2011, "rising at a compound annual growth rate (CAGR) of 11 percent over the next five years." For search marketers, 43 percent of the online ad spend will be search-based ads, accounting for $11.1 billion by 2011.