Opel Astra * See the Top 20 best-selling models by clicking on the title! * New car sales in Croatia are up 6% year-on-year in February at 3,563 registrations, bringing the 2012 year-to-date total to 7,053 units, also up 6% on 2011. Equal #1 with the VW Polo last month, the Opel Astra holds th