Year Total 1980 0 1981 0 1982 0 1983 0 1984 0 1985 68200000 1986 68200000 1987 143220000 1988 272800000 1989 272800000 1990 272800000 1991 274164000 1992 274164000 1993 270890400 1994 270890400 1995 270890400 1996 270890400 1997 249475600 1998 252340000 1999 252340000 2000 327360000 2001 327360000 2002 389422000 2003 388740000 2004 409200000 2005 398383480 2006 379192000 2007 364188000 2008 364188000 2009 409200000 2010 409200000 2011 409200000 2012 409200000 2013 409200000 2014 409200000 2015 409200000 2016 409200000