Interesting. Field hockey is big in many public schools in the US Midwest. I would hardly call it a great signal. Also, water polo is popular anywhere that s

Interesting. Field hockey is big in many public schools in the US Midwest. I would hardly call it a great signal. Also, water polo is popular anywhere that swimming is popular -- California, Florida, etc. Again, not a strong signal in my mind. However, fencing and squash: Yep, strong signals.