Originally Posted by
furiousferret
Here is what CyclingAnalytics.com has to say about it (taken from the statistics section)
A lot of that depends on how many users they have and I really couldn't tell you; between 1000 to 10,000? They're also probably light on users in the higher end and lower end, but also probably lean a bit more athletically, so these average would be higher.
This chart makes a decent amount of sense to me.