Chevrolet Aveo The Colombian car market is up 38% in 2006 at 201,635 registrations. As far as the model rankings in concerned, it is a changeover year: the ageing Chevrolet Corsa gives way to the Chevrolet Aveo, #1 this year with 16,644 sales and 8.3% share. The Chevrolet Optra and Renault Twi