There's a number of new improvements -- take a look! http://buildbot.spamassassin.org/ruleqa/ruleqa?daterev=20051030-r329543&rule=HTML_MISSING_CTYPE&s_detail=1&s_g_over_time=1#over_time_anchor
The big one: with urging from Daniel, there's now a smoothed trend curve, so you can see what the overall trend of the data is. Right now it's just a bezier curve, but there may be more suitable algorithms. There's a whole lot of other stuff, too -- the mass-checker's name is now included, for instance. --j.
