The 5.18 kernel was released
on May 22 after a nine-week development cycle. That can only mean
that the time has come to look at some of the statistics behind this
release, which was one of the busiest in a while. Read on for a look at
the 5.18 kernel, where the code in this release came from, and how it found
its way into the mainline.

Source: LWN.net – [$] Statistics from the 5.18 development cycle