$137.8B U.S. ad spend for top 200 advertisers
The report, “The ROI on Social Media Marketing: Why It Pays to Drive Word of Mouth,” was based on an online survey of 275 marketers at enterprise companies.
The survey, which was conducted in January and February, found that while companies are increasing their spending on social media, many say it is hard to measure.
According to the research, 39% of all companies said it was somewhat difficult to measure social media, and 20% said it was very difficult.
The full report is available at http://www.aberdeen.com/summary/report/benchmark/5639-RA-social-media-marketing.asp.