Online ad impressions declined to 91.4 bln in April 2005, from 97.1 bln in March 2005, according to Nielsen//NetRatings and Online Media Daily. Web media ads accounted for 20% of all April 2005. Investment advice, credit assistance, loans, and other financial services ads accounted for 19% of online impressions. Retail goods and services marketers accounted for 14% of online ads. Telecoms were responsible for 13% of online ads. Travel ads represented 6% of online impressions.