source:
http://jamaserv.jama.or.jp/newdb/eng/index.html
Restrictions: Suzuki only (all bikes, dirt and street)
Grand Total includes bikes 249cc and smaller as well.
Production (Motorcycle) Year & Month / Engine Displacement Jan 1999-Mar 2014
Specific Makes
Over 50cc Grand Total
Over 250cc
Jan 1999-Dec 1999 356,324 680,073
Jan 2000-Dec 2000 361,395 699,722
Jan 2001-Dec 2001 368,642 640,631
Jan 2002-Dec 2002 280,600 565,514
Jan 2003-Dec 2003 352,772 621,094
Jan 2004-Dec 2004 361,451 617,412
Jan 2005-Dec 2005 458,762 729,653
Jan 2006-Dec 2006 541,116 771,946
Jan 2007-Dec 2007 523,777 779,287
Jan 2008-Dec 2008 377,051 540,941
Jan 2009-Dec 2009 166,207 284,786 <------ OWW
Jan 2010-Dec 2010 179,179 280,358 <------ OWW
Jan 2011-Dec 2011 167,444 275,620 <------ OWW
Jan 2012-Dec 2012 133,461 226,142 <------ OWW
Jan 2013-Dec 2013 153,241 245,970