2017 389 vehicles 2016 826 vehicles 2015 1,248 vehicles 2014 1,199 vehicles 2013 1,424 vehicles 2012 1,823 vehicles 2011 1,462 vehicles 2010 1,243 vehicles 2009 2,380 vehicles 2008 3,959 vehicles 2007 6,380 vehicles 2006 6,379 vehicles 2005 162 vehicles 1992 106 vehicles 1991 1,349 vehicles 1990 2,131 vehicles 1989 2,078 vehicles 1988 1,991 vehicles 1987 536 vehicles 1986 350 vehicles 1985 228 vehicles 1984 154 vehicles 1983 219 vehicles 1982 127 vehicles