Year Total 1980 83700000 1981 131400000 1982 131400000 1983 220500000 1984 234000000 1985 241200000 1986 241200000 1987 241200000 1988 240300000 1989 239400000 1990 238500000 1991 250200000 1992 250200000 1993 241200000 1994 241200000 1995 241200000 1996 253800000 1997 254700000 1998 256500000 1999 258300000 2000 258300000 2001 310500000 2002 400500000 2003 364500000 2004 436500000 2005 484200000 2006 484200000 2007 444969000 2008 310770000 2009 299448000 2010 198990000 2011 198990000 2012 254853000 2013 474786000 2014 475551000 2015 475551000 2016 1070010000