Document statistics script (#4283)
Document statistics script (#4283)

* Document statistics script

* Add definition of real values

* Update formatting per @ddbeck's review

Co-Authored-By: Daniel D. Beck <3d0f3b9ddcacec30c4008c5e030e6c13a478cb4f@ddbeck.com>

chrisdavidmills/browser-compat-data,mdn/browser-compat-data,mdn/browser-compat-data,chrisdavidmills/browser-compat-data