The 2011 eNonprofits Benchmarks Study out of Washington D.C. reports that data from 40 participating nonprofits indicates online fundraising success in 2010 with a 10% increase in dollars raised online from the previous year. Also significant for this study was a finding that for every 1,000 email list subscribers, participating nonprofits had just 110 Facebook users and 19 Twitter followers.
The full eNonprofits Benchmarks Study, conducted by M+R Strategic Services and NTEN, can be found at: http://www.e-benchmarksstudy.com