1981 : 223 products

1982 : 2524 products

1983 : 3580 products

1984 : 3663 products

1985 : 3712 products

1986 : 3832 products

1987 : 3948 products

1988 : 2595 products

1989 : 5766 products

1990 : 6855 products

1991 : 8131 products

1992 : 8258 products

1993 : 8160 products

1994 : 8138 products

1995 : 8184 products

1996 : 8386 products

1997 : 8312 products

1998 : 8194 products

1999 : 8160 products

2000 : 8472 products

2001 : 8446 products

2002 : 8450 products

2003 : 8432 products

2004 : 24802 products

2005 : 25720 products

2006 : 21942 products

2007 : 17514 products

2008 : 17392 products

2009 : 17488 products

2010 : 17500 products

2011 : 17488 products

2012 : 17542 products

2013 : 17530 products

2014 : 17216 products

2015 : 17026 products

2016 : 17488 products

2017 : 17500 products

2018 : 17416 products

2019 : 11642 products