2016 101 vehicles 2015 133 vehicles 2014 289 vehicles 2013 492 vehicles 2012 298 vehicles 2011 217 vehicles 2010 326 vehicles 2009 285 vehicles 2008 227 vehicles 2007 196 vehicles 2006 153 vehicles 2001 446 vehicles 2000 967 vehicles 1999 1,480 vehicles 1998 1,853 vehicles 1997 2,316 vehicles 1996 2,672 vehicles 1995 2,856 vehicles 1994 2,155 vehicles 1993 1,930 vehicles 1992 257 vehicles 1991 170 vehicles