List of top selling Scooters / Motorcycles?

List of top FIVE (or more) companies selling scooters and companies
selling motorcycles in USA for each of the following 5 groups:
1.	Under 50cc gas engines
2.	50cc-90cc gas engines
3.	90cc-190cc gas engines
4.	190cc-250cc gas engines
5.	Electric motor scooters
We need to have the company name, manufacturer, the country of origin,
and the number of units sold in 2002, 2003 and 2004.

If this research workout to our satisfaction we may be looking for the
same information on Mexico and possibly other countries.

Well you are looking for a lot of company information that many
companies feel it is public knowledge. All I know is that I assist a
Yamaha Dealership in Brenham TX. http://www.brenhamyamaha.com and
because of the prices of fuel many people are looking for scooters
they just dont make enough and they sell very fast. If you would like
to purchase one on line this website will even ship it to your house
http://www.powerpartsplus.com it is a website for Brenham Motorsports

sorry "company information that many
companies feel IS NOT public knowledge.