What demographic plays squash the most?

From http://www.squashtalk.com*:

• Sex:
  • 84% male.
  • 16% female.
• Age
  • Under-15, 2%;
  • 16–24, 21%;
  • 25–34, 25%;
  • 35–44, 26%,
  • 45–54, 18%;
  • 55–64, 6%;
  • 65+, 2%.

*_{Please note that the data is from 2007}