South Korea 6 months 2003: Hyundai Avante new leader
* See the Top 10 best-selling models by clicking on the title! * Over the first 6 months of 2003, the Hyundai Avante (aka Elantra) is on top of South Korean car sales with 53,325 sales, followed by the Hyundai Sonata at 49,828 units and the Hyundai Porter at 43,478. Hyundai…