Top Ten list of Ten

Have you ever wondered how important it is to be in the top ten?  It seems like a lot of things in life and in business revolve around that magic number.

Isn't it funny how the top 10 always seems to shine and be associated with winners.
For example here are some common top ten goups of interest: 

1. Top ten links on Google
2. Top ten list by David Letterman
3. Top ten billboard singles 
4. Top ten best beaches in America 
5. Top ten downloads of the past 10 years 
6. Top 10 on American Idol  
7. Top 10 best selling books  
8. Top 10 best colleges  
9. Top 10 U.S. water parks 

What's your favorite top ten?  Did I miss anything?

Mario