2020 148 vehicles 2019 299 vehicles 2018 349 vehicles 2017 426 vehicles 2016 457 vehicles 2015 385 vehicles 2014 348 vehicles 2013 221 vehicles 2012 289 vehicles 2011 299 vehicles 2010 268 vehicles 2009 382 vehicles 2008 1,018 vehicles 2007 1,420 vehicles 2006 1,594 vehicles 2005 1,832 vehicles 2004 2,268 vehicles 2003 3,217 vehicles 2002 4,038 vehicles 2001 5,217 vehicles 2000 6,399 vehicles 1999 3,547 vehicles 1998 3,095 vehicles 1997 1,579 vehicles