2019 15,070 vehicles 2018 19,775 vehicles 2017 19,737 vehicles 2016 22,639 vehicles 2015 25,072 vehicles 2014 27,676 vehicles 2013 21,971 vehicles 2012 17,281 vehicles 2011 21,749 vehicles 2010 32,251 vehicles 2009 25,646 vehicles 2008 32,632 vehicles 2007 52,387 vehicles 2006 54,988 vehicles 2005 54,325 vehicles 2004 70,250 vehicles 2003 81,999 vehicles 2002 84,916 vehicles 2001 77,474 vehicles 2000 59,275 vehicles 1999 57,975 vehicles 1998 49,938 vehicles 1997 47,610 vehicles 1996 42,190 vehicles 1995 38,024 vehicles 1994 31,097 vehicles 1993 22,493 vehicles 1992 14,478 vehicles 1991 7,087 vehicles