The Hyundai Sonata is now the YTD best-seller at home. 19/11 update: Now with the Top 10 foreign models. New car sales in South Korea are back in negative in October at -2.1% year-on-year to 156.996 registrations including 134.895 locals (-3.3%) and 22.101 foreigners (+6.2%), leading to a year-to-d