Making a 2% leap into the new year, spam accounted for 60% – or 51 billion messages of the 85 billion e-mails filtered by Brightmail’s Probe Network.
Percentages of Total Internet E-mail Identified as Spam January 2004 60% December 2003 58% November 2003 56% October 2003 52% September 2003 54% August 2003 50% July 2003 50% June 2003 49% May 2003 48% April 2003 46% March 2003 45% February 2003 42% Source: Brightmail Logistics and Operations Center (BLOC)