For information only as it shows that the average age of participants is getting older.
Current numbers for 2018 and projected numbers for 5 years time using age filter to determine.
Only counted sailors who have posted more than 10KM in a single session each year.
Do not know how many times they have posted in each year.

There is no way of knowing total forward numbers for 2023 however the average age will be older than present on trend.