2017 428 vehicles 2016 331 vehicles 2008 100 vehicles 2007 261 vehicles 2006 393 vehicles 2005 587 vehicles 2004 565 vehicles 2003 15,344 vehicles 2002 22,267 vehicles 2001 24,442 vehicles 2000 26,343 vehicles 1999 23,201 vehicles 1998 23,209 vehicles 1997 7,674 vehicles