A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft describes a mechanism of collecting the statistical information about sieve action on the received mail. It introduces GETSTAT and RESETSTAT commands to [MSIEVE] to get and reset the statistic information about the sieve actions.
http://www.ietf.org/internet-drafts/draft-madanganeshv-sieve-stat-00.txt