Credits

This website would not be possible without the work of many statisticians who have gone before.

Particular credit is due to the late Ken Young, and the Association of Road Racing Statisticians (ARRS):
https://arrs.run/ and https://more.arrs.run/

World Athletics: https://www.worldathletics.org/

Athletics Canada: http://athletics.ca/

Marathon Canada: http://marathoncanada.com