This is the current world record history progression of each category. It updates automatically, shows the longest records, how long the current records have stood, and how many days runners have held world records. Enjoy!

https://docs.google.com/spreadsheets/d/1V1MiUb5lfy8r2FhacMb_gTuBdQHCQumGU00fqOhspQI/edit?usp=sharing