Year Total 1980 186300000 1981 190800000 1982 198900000 1983 196200000 1984 214200000 1985 214200000 1986 306000000 1987 297900000 1988 289800000 1989 285300000 1990 297900000 1991 356400000 1992 360000000 1993 360000000 1994 360000000 1995 360000000 1996 360000000 1997 351900000 1998 343800000 1999 336600000 2000 329400000 2001 320400000 2002 315000000 2003 310500000 2004 308700000 2005 306000000 2006 297900000 2007 308700000 2008 288900000 2009 278100000 2010 271116000 2011 259200000 2012 259200000 2013 248400000 2014 248400000 2015 248400000 2016 248400000