In the latest Phishing Activity Trends Report (January 2005) from the Anti-Phishing Working Group, it's reported:

“In January, there were 12,845 new, unique phishing email messages reported to the APWG. This is a substantial increase of 42% over the unique reports for December, and represents an average monthly growth rate of 30% since July (2,625). The number of phishing web sites supporting these attacks rose even more dramatically. In January, there were 2,560 unique sites reported, a jump of 47% over December (1740) and more than double the number reported just three months ago in October (1186).”