Year Hectares 1990 118000 1991 119100 1992 120200 1993 121300 1994 122400 1995 123500 1996 124600 1997 125700 1998 126800 1999 127900 2000 129000 2001 130000 2002 131000 2003 132000 2004 133000 2005 134000 2006 135200 2007 136400 2008 137600 2009 138800 2010 140000 2011 140000 2012 140000 2013 140000 2014 140000 2015 140000