2016 164 vehicles 2015 255 vehicles 2014 174 vehicles 2013 116 vehicles 2011 222 vehicles 2010 230 vehicles 2000 1,926 vehicles 1999 2,827 vehicles 1998 3,403 vehicles 1997 2,741 vehicles 1996 1,574 vehicles 1987 140 vehicles 1986 147 vehicles