About This Statistic
The statistics shows the share of global spam volume as percentage of total e-mail traffic as of March 2017, sorted by month. As of the most recently reported period, spam messages accounted for 56.87 percent of e-mail traffic worldwide. In 2016, the United States accounted for the majority of unsolicited spam e-mails with 12.08 percent of global spam volume. The most common types of spam e-mail were healthcare and dating spam.