Analysis: is the two-bouncer rule changing T20?

What the numbers say

The trend is clear over three years of data, though a single month can swing either way.

The announcement came at a short briefing, and a written note with the full figures is due online.

The bigger picture

Several forces are at work at once, and none of them explains the whole story on its own.

Also read: Analysis: the numbers behind the Hawks' unbeaten run

This is a demo story: every name, place, organisation and figure in it is fictional.