It's typically not done in HS both for liability reasons (it costs money to insure events like the javelin), and the fact that it takes place over 2 consecutive days. If you're interested in doing one, you may have to settle for AAU or Jr. Olympic track meets where it is hosted at the regional and national level.
For your information, the exam isn't until tomorrow. Also, as my roommate I thought you'd know better than to make smarty comments like that and then fall asleep before me……where's the BenGay? Any more comments like that and I'll manufacture 106 <b>MORE</b> ppt slides for you to edit.