The amount of spam in email traffic fell by 1.5 percentage points compared to Augusts figure and averaged 81.1%. Facebook re-entered the Top 5 most popular phishing targets, accounting for 3.8% of all attacks. The most significant event of the month was the announcement in mid-September that the Spamlt partner program would be closed down on 1 October. The closure will undoubtedly result in some major changes to the spam category rankings. The end of September saw considerable growth in spam promoting pharmaceutical products. There was only one legal-related incident worthy of note in September.”]
Source: https://securelist.com/spam-report-september-2010/36326/