The number of English Channel soloists and the number of Ironman finishers

According to Ironman Cozumel, there will be more than 25,000 full Ironman finishers…this year! Given Ironman started in 1978, and the numbers increased every year, we could conservatively say there are 100,000 Ironman triathletes. There are 23 Ironman races each year. Each has thousands of entries. (I didn’t know this. I thought each race would…