Year Total 1985 45312000000 1986 50381000000 1987 55178000000.00001 1988 58370000000 1989 62866000000.00001 1990 70116000000 1991 74574000000 1992 79630000000 1993 87913000000 1994 96901000000.00002 1995 99857000000.00002 1996 103380000000 1997 107290000000 1998 112690000000 1999 120000000000 2000 126190000000 2001 133669999999.99998 2002 141740000000 2003 153000000000 2004 159880000000 2005 176120000000 2006 181430000000 2007 190530000000 2008 204200000000 2009 217310000000 2010 240070000000 2011 250080000000 2012 271680000000 2013 284020000000 2014 311810000000 2015 328150000000 2016 330460000000