pull down to refresh

For 29.1, not-fancy, format count year-of-commit, src/*.cpp only
% find src -name "*.cpp" -print \
   | xargs -n 1 git blame \
   |  sed 's/.* \([0-9]\{4\}\)-[-0-9]*.*/\1/' \
   | sort -n | uniq -c
  166 2009
  247 2010
 3382 2011
 3433 2012
 4558 2013
 9181 2014
 7356 2015
 9203 2016
13201 2017
11980 2018
16129 2019
23999 2020
30487 2021
27968 2022
26245 2023
24693 2024
 2074 2025