Preludes hold their value. 2001's are a little pricey still. I would say a 99. That is what I have. It's right in the middle of the year range. You get 5 more hp than 97-98, plus you get the better looking honeycomb grill instead of the plain one that 97-98's have. Also. here's a link to a 5G parts website:
Prelude BB6 Type S