There are 8630 symbols in the database. Yahoo has no historical data for over 300 of them.
Amiquote puts 'junk' (html 404 error) in the data file for missing historical data. Example: $NAME CAR <!doctype html public "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd";> <html><head><title>Yahoo! - 404 Not Found</title><style> Bill
